565690511376 has 135 divisors (see below), whose sum is σ = 1595904185239. Its totient is φ = 187056247296.

The previous prime is 565690511359. The next prime is 565690511413. The reversal of 565690511376 is 673115096565.

The square root of 565690511376 is 752124.

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

565690511376 is a `hidden beast` number, since 5 + 6 + 5 + 6 + 90 + 511 + 37 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 315866480400 + 249824030976 = 562020^2 + 499824^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 2102938570 + ... + 2102938838.

Almost surely, 2^565690511376 is an apocalyptic number.

565690511376 is the 752124-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 565690511376

565690511376 is an abundant number, since it is smaller than the sum of its proper divisors (1030213673863).

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

565690511376 is an equidigital number, since it uses as much as digits as its factorization.

565690511376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018 (or 507 counting only the distinct ones).

The product of its (nonzero) digits is 5103000, while the sum is 54.

The spelling of 565690511376 in words is "five hundred sixty-five billion, six hundred ninety million, five hundred eleven thousand, three hundred seventy-six".