I can remember my bank account and sort code with no problems, however I do have good reason to - they are used to log into my online bank account.
More worryingly I can remember my credit card number, start and expiry date... and the additional three digits on the back of the card which a couple of places ask for these days.
More worryingly I can remember my credit card number, start and expiry date... and the additional three digits on the back of the card which a couple of places ask for these days.