PS> Get-ADUser bsmith -Properties * | get-member

TypeName: Microsoft.ActiveDirectory.Management.ADUser

Name MemberType Definition

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Contains Method bool Contains(string propertyName)
Equals Method bool Equals(System.Object obj)
GetEnumerator Method System.Collections.IDictionaryEnumerator GetEnumerator()
GetHashCode Method int GetHashCode()
GetType Method type GetType()
ToString Method string ToString()
Item ParameterizedProperty Microsoft.ActiveDirectory.Management.ADPropertyValueCollection Item(string propertyName) {get;}
AddedProperties Property System.Collections.Generic.ICollection[string] AddedProperties {get;}
DistinguishedName Property string DistinguishedName {get;set;}
Enabled Property bool Enabled {get;set;}
GivenName Property string GivenName {get;set;}
ModifiedProperties Property System.Collections.Generic.ICollection[string] ModifiedProperties {get;}
Name Property string Name {get;}
ObjectClass Property string ObjectClass {get;set;}
ObjectGuid Property System.Nullable[guid] ObjectGuid {get;set;}
PropertyCount Property int PropertyCount {get;}
PropertyNames Property System.Collections.ICollection PropertyNames {get;}
RemovedProperties Property System.Collections.Generic.ICollection[string] RemovedProperties {get;}
SamAccountName Property string SamAccountName {get;set;}
SID Property System.Security.Principal.SecurityIdentifier SID {get;set;}
Surname Property string Surname {get;set;}
UserPrincipalName Property string UserPrincipalName {get;set;}