564929617924 has 81 divisors (see below), whose sum is σ = 1182772526229. Its totient is φ = 235406757600.

The previous prime is 564929617921. The next prime is 564929617939. The reversal of 564929617924 is 429716929465.

The square root of 564929617924 is 751618.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 505506780100 + 59422837824 = 710990^2 + 243768^2 .

It is not an unprimeable number, because it can be changed into a prime (564929617921) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 389337399 + ... + 389338849.

Almost surely, 2^564929617924 is an apocalyptic number.

564929617924 is the 751618-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 564929617924

564929617924 is an abundant number, since it is smaller than the sum of its proper divisors (617842908305).

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

564929617924 is an equidigital number, since it uses as much as digits as its factorization.

564929617924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2994 (or 1497 counting only the distinct ones).

The product of its digits is 58786560, while the sum is 64.

Multiplying 564929617924 by its sum of digits (64), we get a square (36155495547136 = 6012944²).

The spelling of 564929617924 in words is "five hundred sixty-four billion, nine hundred twenty-nine million, six hundred seventeen thousand, nine hundred twenty-four".