564112520 has 32 divisors (see below), whose sum is σ = 1269976320. Its totient is φ = 225516480.

The previous prime is 564112517. The next prime is 564112561. The reversal of 564112520 is 25211465.

It is a self number, because there is not a number n which added to its sum of digits gives 564112520.

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, 100919 + ... + 106361.

It is an arithmetic number, because the mean of its divisors is an integer number (39686760).

Almost surely, 2^564112520 is an apocalyptic number.

It is an amenable number.

564112520 is an abundant number, since it is smaller than the sum of its proper divisors (705863800).

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

564112520 is a wasteful number, since it uses less digits than its factorization.

564112520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8045 (or 8041 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 564112520 is about 23751.0530292869. The cubic root of 564112520 is about 826.2698631820.

Adding to 564112520 its reverse (25211465), we get a palindrome (589323985).

The spelling of 564112520 in words is "five hundred sixty-four million, one hundred twelve thousand, five hundred twenty".