501045717996 has 72 divisors (see below), whose sum is σ = 1270648177344. Its totient is φ = 166472962560.

The previous prime is 501045717961. The next prime is 501045718009. The reversal of 501045717996 is 699717540105.

501045717996 is a `hidden beast` number, since 5 + 0 + 10 + 457 + 179 + 9 + 6 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28278036 + ... + 28295748.

It is an arithmetic number, because the mean of its divisors is an integer number (17647891352).

Almost surely, 2^501045717996 is an apocalyptic number.

It is an amenable number.

501045717996 is an abundant number, since it is smaller than the sum of its proper divisors (769602459348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

501045717996 is a wasteful number, since it uses less digits than its factorization.

501045717996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20231 (or 20226 counting only the distinct ones).

The product of its (nonzero) digits is 2381400, while the sum is 54.

The spelling of 501045717996 in words is "five hundred one billion, forty-five million, seven hundred seventeen thousand, nine hundred ninety-six".