501149164 has 24 divisors (see below), whose sum is σ = 905793840. Its totient is φ = 242427456.

The previous prime is 501149123. The next prime is 501149179. The reversal of 501149164 is 461941105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17034 + ... + 35950.

It is an arithmetic number, because the mean of its divisors is an integer number (37741410).

Almost surely, 2^501149164 is an apocalyptic number.

It is an amenable number.

501149164 is a deficient number, since it is larger than the sum of its proper divisors (404644676).

501149164 is a wasteful number, since it uses less digits than its factorization.

501149164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19137 (or 19135 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 501149164 is about 22386.3611156436. The cubic root of 501149164 is about 794.3081221173.

The spelling of 501149164 in words is "five hundred one million, one hundred forty-nine thousand, one hundred sixty-four".