501161968 has 40 divisors (see below), whose sum is σ = 987436800. Its totient is φ = 246369984.

The previous prime is 501161953. The next prime is 501161977. The reversal of 501161968 is 869161105.

It is a congruent number.

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, 316603 + ... + 318181.

It is an arithmetic number, because the mean of its divisors is an integer number (24685920).

Almost surely, 2^501161968 is an apocalyptic number.

It is an amenable number.

501161968 is a deficient number, since it is larger than the sum of its proper divisors (486274832).

501161968 is a wasteful number, since it uses less digits than its factorization.

501161968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1909 (or 1903 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 37.

The square root of 501161968 is about 22386.6470915142. The cubic root of 501161968 is about 794.3148867264.

The spelling of 501161968 in words is "five hundred one million, one hundred sixty-one thousand, nine hundred sixty-eight".