PRAN full form is Permanent Retirement Account Number. It is a unique 12-digit identification number given to every individual who joins the National Pension System. This number never changes throughout your lifetime, regardless of any changes in profession, city, or pension fund manager. The PRAN full form is the Permanent Retirement Account Number, and even NRIs can apply for this card. NRIs often get this number so that they get easy access to their retirement fund details and can use retirement calculator and other such benefits. PRAN full form is Permanent Retirement Account Number. The main features of PRAN are described as follows: The PRAN is a 12-digit number issued to every NPS subscriber. Once allotted, it remains valid for life and does not change with job switches, fund manager changes, or relocation. About NPS NPS was introduced by the Central Government to help the individuals have income in the form of pension to take care of their retirement needs.