55723264560 has 60 divisors (see below), whose sum is σ = 187137299232. Its totient is φ = 14859537024.

The previous prime is 55723264523. The next prime is 55723264577. The reversal of 55723264560 is 6546232755.

55723264560 is a `hidden beast` number, since 5 + 5 + 7 + 23 + 2 + 64 + 560 = 666.

55723264560 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38695992 + ... + 38697431.

Almost surely, 2^55723264560 is an apocalyptic number.

It is an amenable number.

55723264560 is an abundant number, since it is smaller than the sum of its proper divisors (131414034672).

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

55723264560 is a wasteful number, since it uses less digits than its factorization.

55723264560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77393442 (or 77393433 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 45.

The spelling of 55723264560 in words is "fifty-five billion, seven hundred twenty-three million, two hundred sixty-four thousand, five hundred sixty".