501042921164 has 12 divisors (see below), whose sum is σ = 900523088304. Its totient is φ = 243750610224.

The previous prime is 501042921139. The next prime is 501042921193. The reversal of 501042921164 is 461129240105.

It is a super-2 number, since 2×501042921164² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1692712424 + ... + 1692712719.

It is an arithmetic number, because the mean of its divisors is an integer number (75043590692).

Almost surely, 2^501042921164 is an apocalyptic number.

It is an amenable number.

501042921164 is a deficient number, since it is larger than the sum of its proper divisors (399480167140).

501042921164 is a wasteful number, since it uses less digits than its factorization.

501042921164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3385425184 (or 3385425182 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 501042921164 in words is "five hundred one billion, forty-two million, nine hundred twenty-one thousand, one hundred sixty-four".