51715411370564 has 12 divisors (see below), whose sum is σ = 90513811109904. Its totient is φ = 25854322482024.

The previous prime is 51715411370449. The next prime is 51715411370587. The reversal of 51715411370564 is 46507311451715.

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, 845766422 + ... + 845827565.

It is an arithmetic number, because the mean of its divisors is an integer number (7542817592492).

Almost surely, 2^{51715411370564} is an apocalyptic number.

It is an amenable number.

51715411370564 is a deficient number, since it is larger than the sum of its proper divisors (38798399739340).

51715411370564 is a wasteful number, since it uses less digits than its factorization.

51715411370564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691601634 (or 1691601632 counting only the distinct ones).

The product of its (nonzero) digits is 1764000, while the sum is 50.

The spelling of 51715411370564 in words is "fifty-one trillion, seven hundred fifteen billion, four hundred eleven million, three hundred seventy thousand, five hundred sixty-four".