566956464 has 80 divisors (see below), whose sum is σ = 1488571392. Its totient is φ = 185923584.

The previous prime is 566956459. The next prime is 566956469. The reversal of 566956464 is 464659665.

It is an interprime number because it is at equal distance from previous prime (566956459) and next prime (566956469).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (566956469) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1224297 + ... + 1224759.

Almost surely, 2^566956464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 566956464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (744285696).

566956464 is an abundant number, since it is smaller than the sum of its proper divisors (921614928).

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

566956464 is a wasteful number, since it uses less digits than its factorization.

566956464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834 (or 828 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 51.

The square root of 566956464 is about 23810.8476119604. The cubic root of 566956464 is about 827.6560685056.

The spelling of 566956464 in words is "five hundred sixty-six million, nine hundred fifty-six thousand, four hundred sixty-four".