564626465 has 24 divisors (see below), whose sum is σ = 735501888. Its totient is φ = 415920960.

The previous prime is 564626453. The next prime is 564626473.

It is a happy number.

564626465 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 564626465 - 2⁴ = 564626449 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 583412 + ... + 584378.

It is an arithmetic number, because the mean of its divisors is an integer number (30645912).

Almost surely, 2^564626465 is an apocalyptic number.

It is an amenable number.

564626465 is a deficient number, since it is larger than the sum of its proper divisors (170875423).

564626465 is a wasteful number, since it uses less digits than its factorization.

564626465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1689 (or 1676 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 44.

The square root of 564626465 is about 23761.8699811273. The cubic root of 564626465 is about 826.5207164256.

The spelling of 564626465 in words is "five hundred sixty-four million, six hundred twenty-six thousand, four hundred sixty-five".