500016139 has 16 divisors (see below), whose sum is σ = 584920000. Its totient is φ = 427254912.

The previous prime is 500016133. The next prime is 500016149. The reversal of 500016139 is 931610005.

It is not a de Polignac number, because 500016139 - 2⁵ = 500016107 is a prime.

It is a super-2 number, since 2×500016139² = 500032278520934642, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (500016133) 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, 117619 + ... + 121795.

It is an arithmetic number, because the mean of its divisors is an integer number (36557500).

Almost surely, 2^500016139 is an apocalyptic number.

500016139 is a deficient number, since it is larger than the sum of its proper divisors (84903861).

500016139 is an equidigital number, since it uses as much as digits as its factorization.

500016139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4547 (or 4533 counting only the distinct ones).

The product of its (nonzero) digits is 810, while the sum is 25.

The square root of 500016139 is about 22361.0406510967. The cubic root of 500016139 is about 793.7090655807.

The spelling of 500016139 in words is "five hundred million, sixteen thousand, one hundred thirty-nine".