5116813582161 has 4 divisors (see below), whose sum is σ = 6822418109552. Its totient is φ = 3411209054772.

The previous prime is 5116813582159. The next prime is 5116813582189. The reversal of 5116813582161 is 1612853186115.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5116813582161 - 2¹ = 5116813582159 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5116813582161.

It is not an unprimeable number, because it can be changed into a prime (5116813582261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 852802263691 + ... + 852802263696.

It is an arithmetic number, because the mean of its divisors is an integer number (1705604527388).

Almost surely, 2^{5116813582161} is an apocalyptic number.

It is an amenable number.

5116813582161 is a deficient number, since it is larger than the sum of its proper divisors (1705604527391).

5116813582161 is a wasteful number, since it uses less digits than its factorization.

5116813582161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705604527390.

The product of its digits is 345600, while the sum is 48.

The spelling of 5116813582161 in words is "five trillion, one hundred sixteen billion, eight hundred thirteen million, five hundred eighty-two thousand, one hundred sixty-one".