5156586972 has 36 divisors (see below), whose sum is σ = 13128493560. Its totient is φ = 1706494752.

The previous prime is 5156586923. The next prime is 5156586979. The reversal of 5156586972 is 2796856515.

5156586972 is a `hidden beast` number, since 5 + 1 + 56 + 586 + 9 + 7 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5156586979) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 510243 + ... + 520250.

Almost surely, 2^5156586972 is an apocalyptic number.

It is an amenable number.

5156586972 is an abundant number, since it is smaller than the sum of its proper divisors (7971906588).

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

5156586972 is a wasteful number, since it uses less digits than its factorization.

5156586972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1030642 (or 1030637 counting only the distinct ones).

The product of its digits is 4536000, while the sum is 54.

The square root of 5156586972 is about 71809.3794152268. The cubic root of 5156586972 is about 1727.6434409317.

The spelling of 5156586972 in words is "five billion, one hundred fifty-six million, five hundred eighty-six thousand, nine hundred seventy-two".