IBAN stands for International Bank Account Number. Viva.com accounts are distinguished through each having a unique IBAN. IBANs consist of an alphabetical country code, followed by two digits, then up to 30 characters for the bank account number based on country of origin. The IBAN makes it easier and faster to process cross-border payments in the SEPA (Single Euro Payments Area).
The number comprises a maximum of 34 alphanumerical characters, which are structured as follows:
two letters representing the home country of the account-holding bank (ISO 3166 country code with two letters)
two numbers that are a check sum
maximum of 30 alphanumeric characters that identify the bank and account number.