564885065 has 4 divisors (see below), whose sum is σ = 677862084. Its totient is φ = 451908048.

The previous prime is 564885053. The next prime is 564885103. The reversal of 564885065 is 560588465.

It is a happy number.

564885065 is digitally balanced in base 2 and base 6, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 560588465 = 5 ⋅112117693.

It can be written as a sum of positive squares in 2 ways, for example, as 67059721 + 497825344 = 8189^2 + 22312^2 .

It is a cyclic number.

It is not a de Polignac number, because 564885065 - 2⁴ = 564885049 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56488502 + ... + 56488511.

It is an arithmetic number, because the mean of its divisors is an integer number (169465521).

Almost surely, 2^564885065 is an apocalyptic number.

It is an amenable number.

564885065 is a deficient number, since it is larger than the sum of its proper divisors (112977019).

564885065 is a wasteful number, since it uses less digits than its factorization.

564885065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112977018.

The product of its (nonzero) digits is 1152000, while the sum is 47.

The square root of 564885065 is about 23767.3108491474. The cubic root of 564885065 is about 826.6468798558.

The spelling of 564885065 in words is "five hundred sixty-four million, eight hundred eighty-five thousand, sixty-five".