564620656 has 20 divisors (see below), whose sum is σ = 1095633000. Its totient is φ = 281876672.

The previous prime is 564620647. The next prime is 564620681. The reversal of 564620656 is 656026465.

564620656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 16231 + ... + 37318.

It is an arithmetic number, because the mean of its divisors is an integer number (54781650).

Almost surely, 2^564620656 is an apocalyptic number.

It is an amenable number.

564620656 is a deficient number, since it is larger than the sum of its proper divisors (531012344).

564620656 is a wasteful number, since it uses less digits than its factorization.

564620656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54216 (or 54210 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 564620656 is about 23761.7477471671. The cubic root of 564620656 is about 826.5178819409.

The spelling of 564620656 in words is "five hundred sixty-four million, six hundred twenty thousand, six hundred fifty-six".