564413568 has 64 divisors (see below), whose sum is σ = 1501701120. Its totient is φ = 187827200.

The previous prime is 564413539. The next prime is 564413569. The reversal of 564413568 is 865314465.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Smith number, since the sum of its digits (42) 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 (564413569) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 441346 + ... + 442622.

It is an arithmetic number, because the mean of its divisors is an integer number (23464080).

Almost surely, 2^564413568 is an apocalyptic number.

It is an amenable number.

564413568 is an abundant number, since it is smaller than the sum of its proper divisors (937287552).

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

564413568 is a wasteful number, since it uses less digits than its factorization.

564413568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445 (or 2433 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 564413568 is about 23757.3897556108. The cubic root of 564413568 is about 826.4168212473.

The spelling of 564413568 in words is "five hundred sixty-four million, four hundred thirteen thousand, five hundred sixty-eight".