566000664 has 16 divisors (see below), whose sum is σ = 1415001720. Its totient is φ = 188666880.

The previous prime is 566000663. The next prime is 566000681. The reversal of 566000664 is 466000665.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (566000663) 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, 11791657 + ... + 11791704.

Almost surely, 2^566000664 is an apocalyptic number.

It is an amenable number.

566000664 is an abundant number, since it is smaller than the sum of its proper divisors (849001056).

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

566000664 is a wasteful number, since it uses less digits than its factorization.

566000664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23583370 (or 23583366 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 566000664 is about 23790.7684617374. The cubic root of 566000664 is about 827.1907073009.

Subtracting from 566000664 its reverse (466000665), we obtain a palindrome (99999999).

The spelling of 566000664 in words is "five hundred sixty-six million, six hundred sixty-four", and thus it is an aban number.