500056561660 has 12 divisors (see below), whose sum is σ = 1050118779528. Its totient is φ = 200022624656.

The previous prime is 500056561643. The next prime is 500056561661. The reversal of 500056561660 is 66165650005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500056561661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12501414022 + ... + 12501414061.

It is an arithmetic number, because the mean of its divisors is an integer number (87509898294).

Almost surely, 2^500056561660 is an apocalyptic number.

It is an amenable number.

500056561660 is an abundant number, since it is smaller than the sum of its proper divisors (550062217868).

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

500056561660 is a wasteful number, since it uses less digits than its factorization.

500056561660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25002828092 (or 25002828090 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 40.

The spelling of 500056561660 in words is "five hundred billion, fifty-six million, five hundred sixty-one thousand, six hundred sixty".