564716544 has 88 divisors (see below), whose sum is σ = 1720266048. Its totient is φ = 161341440.

The previous prime is 564716543. The next prime is 564716567. The reversal of 564716544 is 445617465.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 564716496 and 564716505.

It is not an unprimeable number, because it can be changed into a prime (564716543) 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, 8374 + ... + 34634.

Almost surely, 2^564716544 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 564716544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (860133024).

564716544 is an abundant number, since it is smaller than the sum of its proper divisors (1155549504).

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

564716544 is a wasteful number, since it uses less digits than its factorization.

564716544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26291 (or 26273 counting only the distinct ones).

The product of its digits is 403200, while the sum is 42.

The square root of 564716544 is about 23763.7653582087. The cubic root of 564716544 is about 826.5646677252.

The spelling of 564716544 in words is "five hundred sixty-four million, seven hundred sixteen thousand, five hundred forty-four".