56999366960 has 40 divisors (see below), whose sum is σ = 132755724816. Its totient is φ = 22759799040.

The previous prime is 56999366927. The next prime is 56999366969. The reversal of 56999366960 is 6966399965.

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

It is not an unprimeable number, because it can be changed into a prime (56999366969) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 578219 + ... + 669578.

Almost surely, 2^56999366960 is an apocalyptic number.

It is an amenable number.

56999366960 is an abundant number, since it is smaller than the sum of its proper divisors (75756357856).

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

56999366960 is a wasteful number, since it uses less digits than its factorization.

56999366960 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1248381 (or 1248375 counting only the distinct ones).

The product of its (nonzero) digits is 127545840, while the sum is 68.

The spelling of 56999366960 in words is "fifty-six billion, nine hundred ninety-nine million, three hundred sixty-six thousand, nine hundred sixty".