5120636711013 has 20 divisors (see below), whose sum is σ = 7655244077580. Its totient is φ = 3411125695872.

The previous prime is 5120636710993. The next prime is 5120636711017. The reversal of 5120636711013 is 3101176360215.

5120636711013 is a `hidden beast` number, since 5 + 1 + 2 + 0 + 636 + 7 + 1 + 1 + 0 + 13 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 2461186779489 + 2659449931524 = 1568817^2 + 1630782^2 .

It is not a de Polignac number, because 5120636711013 - 2²⁰ = 5120635662437 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5120636711017) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 24265698 + ... + 24475811.

It is an arithmetic number, because the mean of its divisors is an integer number (382762203879).

Almost surely, 2^{5120636711013} is an apocalyptic number.

It is an amenable number.

5120636711013 is a deficient number, since it is larger than the sum of its proper divisors (2534607366567).

5120636711013 is a wasteful number, since it uses less digits than its factorization.

5120636711013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48742818 (or 48742809 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 36.

The spelling of 5120636711013 in words is "five trillion, one hundred twenty billion, six hundred thirty-six million, seven hundred eleven thousand, thirteen".