520164992 has 32 divisors (see below), whose sum is σ = 1037340000. Its totient is φ = 259813120.

The previous prime is 520164989. The next prime is 520165013. The reversal of 520164992 is 299461025.

It is a tau number, because it is divible by the number of its divisors (32).

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, 190517 + ... + 193227.

It is an arithmetic number, because the mean of its divisors is an integer number (32416875).

Almost surely, 2^520164992 is an apocalyptic number.

It is an amenable number.

520164992 is a deficient number, since it is larger than the sum of its proper divisors (517175008).

520164992 is a wasteful number, since it uses less digits than its factorization.

520164992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224 (or 4212 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 38.

The square root of 520164992 is about 22807.1259039801. The cubic root of 520164992 is about 804.2301924145.

The spelling of 520164992 in words is "five hundred twenty million, one hundred sixty-four thousand, nine hundred ninety-two".