56356321264 has 10 divisors (see below), whose sum is σ = 109190372480. Its totient is φ = 28178160624.

The previous prime is 56356321207. The next prime is 56356321331. The reversal of 56356321264 is 46212365365.

It is a super-2 number, since 2×56356321264² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56356321264.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1761135024 + ... + 1761135055.

It is an arithmetic number, because the mean of its divisors is an integer number (10919037248).

Almost surely, 2^56356321264 is an apocalyptic number.

It is an amenable number.

56356321264 is a deficient number, since it is larger than the sum of its proper divisors (52834051216).

56356321264 is a wasteful number, since it uses less digits than its factorization.

56356321264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3522270087 (or 3522270081 counting only the distinct ones).

The product of its digits is 777600, while the sum is 43.

The spelling of 56356321264 in words is "fifty-six billion, three hundred fifty-six million, three hundred twenty-one thousand, two hundred sixty-four".