52155730864 has 20 divisors (see below), whose sum is σ = 101374587256. Its totient is φ = 25994547072.

The previous prime is 52155730853. The next prime is 52155730871. The reversal of 52155730864 is 46803755125.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5202234 + ... + 5212249.

Almost surely, 2^52155730864 is an apocalyptic number.

It is an amenable number.

52155730864 is a deficient number, since it is larger than the sum of its proper divisors (49218856392).

52155730864 is a wasteful number, since it uses less digits than its factorization.

52155730864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10414804 (or 10414798 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 46.

The spelling of 52155730864 in words is "fifty-two billion, one hundred fifty-five million, seven hundred thirty thousand, eight hundred sixty-four".