566564464 has 20 divisors (see below), whose sum is σ = 1098391504. Its totient is φ = 283108608.

The previous prime is 566564441. The next prime is 566564483. The reversal of 566564464 is 464465665.

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, 18469 + ... + 38395.

Almost surely, 2^566564464 is an apocalyptic number.

It is an amenable number.

566564464 is a deficient number, since it is larger than the sum of its proper divisors (531827040).

566564464 is a wasteful number, since it uses less digits than its factorization.

566564464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21712 (or 21706 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 46.

The square root of 566564464 is about 23802.6146462946. The cubic root of 566564464 is about 827.4652743252.

The spelling of 566564464 in words is "five hundred sixty-six million, five hundred sixty-four thousand, four hundred sixty-four".