56901957532 has 24 divisors (see below), whose sum is σ = 114502107776. Its totient is φ = 24236940528.

The previous prime is 56901957523. The next prime is 56901957557. The reversal of 56901957532 is 23575910965.

It is a self number, because there is not a number n which added to its sum of digits gives 56901957532.

It is a congruent number.

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, 6229218 + ... + 6238345.

Almost surely, 2^56901957532 is an apocalyptic number.

It is an amenable number.

56901957532 is an abundant number, since it is smaller than the sum of its proper divisors (57600150244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

56901957532 is a wasteful number, since it uses less digits than its factorization.

56901957532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12467737 (or 12467735 counting only the distinct ones).

The product of its (nonzero) digits is 2551500, while the sum is 52.

The spelling of 56901957532 in words is "fifty-six billion, nine hundred one million, nine hundred fifty-seven thousand, five hundred thirty-two".