565064917264 has 15 divisors (see below), whose sum is σ = 1094819102967. Its totient is φ = 282530955216.

The previous prime is 565064917229. The next prime is 565064917279. The reversal of 565064917264 is 462719460565.

The square root of 565064917264 is 751708.

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

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2912869 + ... + 3100795.

Almost surely, 2^565064917264 is an apocalyptic number.

565064917264 is the 751708-th square number.

It is an amenable number.

565064917264 is a deficient number, since it is larger than the sum of its proper divisors (529754185703).

565064917264 is an frugal number, since it uses more digits than its factorization.

565064917264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375862 (or 187929 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 55.

The spelling of 565064917264 in words is "five hundred sixty-five billion, sixty-four million, nine hundred seventeen thousand, two hundred sixty-four".