56931929324560 has 40 divisors (see below), whose sum is σ = 133677297437976. Its totient is φ = 22547298739200.

The previous prime is 56931929324537. The next prime is 56931929324651. The reversal of 56931929324560 is 6542392913965.

It can be written as a sum of positive squares in 4 ways, for example, as 7178712793344 + 49753216531216 = 2679312^2 + 7053596^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 56931929324492 and 56931929324501.

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, 3523007349 + ... + 3523023508.

Almost surely, 2^{56931929324560} is an apocalyptic number.

It is an amenable number.

56931929324560 is an abundant number, since it is smaller than the sum of its proper divisors (76745368113416).

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

56931929324560 is a wasteful number, since it uses less digits than its factorization.

56931929324560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7046030971 (or 7046030965 counting only the distinct ones).

The product of its (nonzero) digits is 94478400, while the sum is 64.

The spelling of 56931929324560 in words is "fifty-six trillion, nine hundred thirty-one billion, nine hundred twenty-nine million, three hundred twenty-four thousand, five hundred sixty".