63956069512 has 32 divisors (see below), whose sum is σ = 127885111200. Its totient is φ = 29880440064.

The previous prime is 63956069509. The next prime is 63956069521. The reversal of 63956069512 is 21596065936.

It is a self number, because there is not a number n which added to its sum of digits gives 63956069512.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1672698 + ... + 1710505.

It is an arithmetic number, because the mean of its divisors is an integer number (3996409725).

Almost surely, 2^63956069512 is an apocalyptic number.

It is an amenable number.

63956069512 is a deficient number, since it is larger than the sum of its proper divisors (63929041688).

63956069512 is a wasteful number, since it uses less digits than its factorization.

63956069512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3383365 (or 3383361 counting only the distinct ones).

The product of its (nonzero) digits is 2624400, while the sum is 52.

The spelling of 63956069512 in words is "sixty-three billion, nine hundred fifty-six million, sixty-nine thousand, five hundred twelve".