566501660 has 24 divisors (see below), whose sum is σ = 1230677280. Its totient is φ = 218786624.

The previous prime is 566501629. The next prime is 566501711. The reversal of 566501660 is 66105665.

It is a self number, because there is not a number n which added to its sum of digits gives 566501660.

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, 487784 + ... + 488943.

It is an arithmetic number, because the mean of its divisors is an integer number (51278220).

Almost surely, 2^566501660 is an apocalyptic number.

It is an amenable number.

566501660 is an abundant number, since it is smaller than the sum of its proper divisors (664175620).

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

566501660 is a wasteful number, since it uses less digits than its factorization.

566501660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 976765 (or 976763 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 35.

The square root of 566501660 is about 23801.2953429010. The cubic root of 566501660 is about 827.4346981933.

The spelling of 566501660 in words is "five hundred sixty-six million, five hundred one thousand, six hundred sixty".