500056161 has 8 divisors (see below), whose sum is σ = 727354464. Its totient is φ = 303064320.

The previous prime is 500056129. The next prime is 500056163. The reversal of 500056161 is 161650005.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 500056161 - 2⁵ = 500056129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (500056163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7576576 + ... + 7576641.

It is an arithmetic number, because the mean of its divisors is an integer number (90919308).

Almost surely, 2^500056161 is an apocalyptic number.

It is an amenable number.

500056161 is a deficient number, since it is larger than the sum of its proper divisors (227298303).

500056161 is a wasteful number, since it uses less digits than its factorization.

500056161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15153231.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 500056161 is about 22361.9355378733. The cubic root of 500056161 is about 793.7302415484.

The spelling of 500056161 in words is "five hundred million, fifty-six thousand, one hundred sixty-one".