gets the value of the accountnumber property . concode_field_sep JAXBElement<ChannelInformation> channelInformation concode_elem_sep JAXBElement<String> accountNumber concode_elem_sep JAXBElement<ArrayOfPhoneNumberChange> phoneNumberChange concode_field_sep void setPhoneNumberChange concode_elem_sep void setAccountNumber concode_elem_sep JAXBElement<ChannelInformation> getChannelInformation concode_elem_sep void setChannelInformation concode_elem_sep JAXBElement<ArrayOfPhoneNumberChange> getPhoneNumberChange
JAXBElement < String > function ( ) { return accountNumber ; }