5116507662564 has 18 divisors (see below), whose sum is σ = 12933394369350. Its totient is φ = 1705502554176.

The previous prime is 5116507662529. The next prime is 5116507662569. The reversal of 5116507662564 is 4652667056115.

5116507662564 is a `hidden beast` number, since 5 + 1 + 1 + 6 + 5 + 0 + 7 + 6 + 625 + 6 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 5115096908964 + 1410753600 = 2261658^2 + 37560^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×5116507662564² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5116507662564.

It is not an unprimeable number, because it can be changed into a prime (5116507662569) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 71062606389 + ... + 71062606460.

Almost surely, 2^{5116507662564} is an apocalyptic number.

It is an amenable number.

5116507662564 is an abundant number, since it is smaller than the sum of its proper divisors (7816886706786).

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

5116507662564 is a wasteful number, since it uses less digits than its factorization.

5116507662564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142125212859 (or 142125212854 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 54.

The spelling of 5116507662564 in words is "five trillion, one hundred sixteen billion, five hundred seven million, six hundred sixty-two thousand, five hundred sixty-four".