566165972 has 12 divisors (see below), whose sum is σ = 991944576. Its totient is φ = 282753240.

The previous prime is 566165969. The next prime is 566166017. The reversal of 566165972 is 279561665.

It is a happy number.

It is a congruent number.

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, 78554 + ... + 85457.

It is an arithmetic number, because the mean of its divisors is an integer number (82662048).

Almost surely, 2^566165972 is an apocalyptic number.

It is an amenable number.

566165972 is a deficient number, since it is larger than the sum of its proper divisors (425778604).

566165972 is a wasteful number, since it uses less digits than its factorization.

566165972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164878 (or 164876 counting only the distinct ones).

The product of its digits is 680400, while the sum is 47.

The square root of 566165972 is about 23794.2424128191. The cubic root of 566165972 is about 827.2712301342.

The spelling of 566165972 in words is "five hundred sixty-six million, one hundred sixty-five thousand, nine hundred seventy-two".