500871872161 has 16 divisors (see below), whose sum is σ = 509072256000. Its totient is φ = 492758779968.

The previous prime is 500871872131. The next prime is 500871872231. The reversal of 500871872161 is 161278178005.

It is a cyclic number.

It is not a de Polignac number, because 500871872161 - 2⁵ = 500871872129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (500871872131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6507460 + ... + 6583978.

It is an arithmetic number, because the mean of its divisors is an integer number (31817016000).

Almost surely, 2^500871872161 is an apocalyptic number.

It is an amenable number.

500871872161 is a deficient number, since it is larger than the sum of its proper divisors (8200383839).

500871872161 is a wasteful number, since it uses less digits than its factorization.

500871872161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77088.

The product of its (nonzero) digits is 188160, while the sum is 46.

The spelling of 500871872161 in words is "five hundred billion, eight hundred seventy-one million, eight hundred seventy-two thousand, one hundred sixty-one".