56521452256 has 12 divisors (see below), whose sum is σ = 111276609192. Its totient is φ = 28260726112.

The previous prime is 56521452227. The next prime is 56521452269. The reversal of 56521452256 is 65225412565.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 883147660 + ... + 883147723.

It is an arithmetic number, because the mean of its divisors is an integer number (9273050766).

Almost surely, 2^56521452256 is an apocalyptic number.

It is an amenable number.

56521452256 is a deficient number, since it is larger than the sum of its proper divisors (54755156936).

56521452256 is a wasteful number, since it uses less digits than its factorization.

56521452256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1766295393 (or 1766295385 counting only the distinct ones).

The product of its digits is 720000, while the sum is 43.

The spelling of 56521452256 in words is "fifty-six billion, five hundred twenty-one million, four hundred fifty-two thousand, two hundred fifty-six".