565528064256 has 81 divisors (see below), whose sum is σ = 1630660910151. Its totient is φ = 188497322496.

The previous prime is 565528064251. The next prime is 565528064263. The reversal of 565528064256 is 652460825565.

The square root of 565528064256 is 752016.

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

565528064256 is a `hidden beast` number, since 5 + 6 + 5 + 528 + 0 + 64 + 2 + 56 = 666.

It is a super-2 number, since 2×565528064256² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (565528064251) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 36088935 + ... + 36104601.

Almost surely, 2^565528064256 is an apocalyptic number.

565528064256 is the 752016-th square number.

It is an amenable number.

565528064256 is an abundant number, since it is smaller than the sum of its proper divisors (1065132845895).

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

565528064256 is an frugal number, since it uses more digits than its factorization.

565528064256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31356 (or 15672 counting only the distinct ones).

The product of its (nonzero) digits is 17280000, while the sum is 54.

The spelling of 565528064256 in words is "five hundred sixty-five billion, five hundred twenty-eight million, sixty-four thousand, two hundred fifty-six".