56057561524 has 12 divisors (see below), whose sum is σ = 98725579204. Its totient is φ = 27850253184.

The previous prime is 56057561513. The next prime is 56057561533. The reversal of 56057561524 is 42516575065.

It can be written as a sum of positive squares in 2 ways, for example, as 28540723600 + 27516837924 = 168940^2 + 165882^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44631189 + ... + 44632444.

Almost surely, 2^56057561524 is an apocalyptic number.

It is an amenable number.

56057561524 is a deficient number, since it is larger than the sum of its proper divisors (42668017680).

56057561524 is a wasteful number, since it uses less digits than its factorization.

56057561524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89263794 (or 89263792 counting only the distinct ones).

The product of its (nonzero) digits is 1260000, while the sum is 46.

The spelling of 56057561524 in words is "fifty-six billion, fifty-seven million, five hundred sixty-one thousand, five hundred twenty-four".