566303664 has 40 divisors (see below), whose sum is σ = 1539951040. Its totient is φ = 178832448.

The previous prime is 566303627. The next prime is 566303671. The reversal of 566303664 is 466303665.

It is a happy 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, 309562 + ... + 311385.

It is an arithmetic number, because the mean of its divisors is an integer number (38498776).

Almost surely, 2^566303664 is an apocalyptic number.

It is an amenable number.

566303664 is an abundant number, since it is smaller than the sum of its proper divisors (973647376).

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

566303664 is a wasteful number, since it uses less digits than its factorization.

566303664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 620977 (or 620971 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 39.

The square root of 566303664 is about 23797.1356259530. The cubic root of 566303664 is about 827.3382890314.

Subtracting from 566303664 its reverse (466303665), we obtain a palindrome (99999999).

The spelling of 566303664 in words is "five hundred sixty-six million, three hundred three thousand, six hundred sixty-four".