57657634264 has 8 divisors (see below), whose sum is σ = 108108064260. Its totient is φ = 28828817128.

The previous prime is 57657634241. The next prime is 57657634273. The reversal of 57657634264 is 46243675675.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3603602134 + ... + 3603602149.

Almost surely, 2^57657634264 is an apocalyptic number.

It is an amenable number.

57657634264 is a deficient number, since it is larger than the sum of its proper divisors (50450429996).

57657634264 is a wasteful number, since it uses less digits than its factorization.

57657634264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7207204289 (or 7207204285 counting only the distinct ones).

The product of its digits is 25401600, while the sum is 55.

The spelling of 57657634264 in words is "fifty-seven billion, six hundred fifty-seven million, six hundred thirty-four thousand, two hundred sixty-four".