56866058933488 has 20 divisors (see below), whose sum is σ = 125917701924400. Its totient is φ = 24371168114304.

The previous prime is 56866058933483. The next prime is 56866058933491. The reversal of 56866058933488 is 88433985066865.

It is a super-2 number, since 2×56866058933488² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56866058933483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 253866334413 + ... + 253866334636.

It is an arithmetic number, because the mean of its divisors is an integer number (6295885096220).

Almost surely, 2^{56866058933488} is an apocalyptic number.

It is an amenable number.

56866058933488 is an abundant number, since it is smaller than the sum of its proper divisors (69051642990912).

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

56866058933488 is a wasteful number, since it uses less digits than its factorization.

56866058933488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507732669064 (or 507732669058 counting only the distinct ones).

The product of its (nonzero) digits is 7166361600, while the sum is 79.

The spelling of 56866058933488 in words is "fifty-six trillion, eight hundred sixty-six billion, fifty-eight million, nine hundred thirty-three thousand, four hundred eighty-eight".