501839161164 has 108 divisors (see below), whose sum is σ = 1432028702832. Its totient is φ = 147962358720.

The previous prime is 501839161157. The next prime is 501839161171. The reversal of 501839161164 is 461161938105.

501839161164 is a `hidden beast` number, since 501 + 83 + 9 + 1 + 6 + 1 + 1 + 64 = 666.

It is an interprime number because it is at equal distance from previous prime (501839161157) and next prime (501839161171).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1395672 + ... + 1718015.

Almost surely, 2^501839161164 is an apocalyptic number.

It is an amenable number.

501839161164 is an abundant number, since it is smaller than the sum of its proper divisors (930189541668).

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

501839161164 is a wasteful number, since it uses less digits than its factorization.

501839161164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3113756 (or 3113740 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 45.

The spelling of 501839161164 in words is "five hundred one billion, eight hundred thirty-nine million, one hundred sixty-one thousand, one hundred sixty-four".