565316015625 has 81 divisors (see below), whose sum is σ = 1023260706559. Its totient is φ = 300750000000.

The previous prime is 565316015599. The next prime is 565316015659. The reversal of 565316015625 is 526510613565.

The square root of 565316015625 is 751875.

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

565316015625 is a `hidden beast` number, since 5 + 6 + 5 + 3 + 1 + 6 + 0 + 15 + 625 = 666.

It can be written as a sum of positive squares in 13 ways, for example, as 348689069001 + 216626946624 = 590499^2 + 465432^2 .

It is a de Polignac number, because none of the positive numbers 2^k-565316015625 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 80 ways as a sum of consecutive naturals, for example, 1409765425 + ... + 1409765825.

Almost surely, 2^565316015625 is an apocalyptic number.

565316015625 is the 751875-th square number.

565316015625 is the 375938-th centered octagonal number.

It is an amenable number.

565316015625 is a deficient number, since it is larger than the sum of its proper divisors (457944690934).

565316015625 is an frugal number, since it uses more digits than its factorization.

565316015625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848 (or 409 counting only the distinct ones).

The product of its (nonzero) digits is 810000, while the sum is 45.

The spelling of 565316015625 in words is "five hundred sixty-five billion, three hundred sixteen million, fifteen thousand, six hundred twenty-five".