568505648 has 20 divisors (see below), whose sum is σ = 1101908640. Its totient is φ = 284142144.

The previous prime is 568505617. The next prime is 568505671. The reversal of 568505648 is 846505865.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49298 + ... + 59726.

It is an arithmetic number, because the mean of its divisors is an integer number (55095432).

Almost surely, 2^568505648 is an apocalyptic number.

It is an amenable number.

568505648 is a deficient number, since it is larger than the sum of its proper divisors (533402992).

568505648 is a wasteful number, since it uses less digits than its factorization.

568505648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13844 (or 13838 counting only the distinct ones).

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

The square root of 568505648 is about 23843.3564751274. The cubic root of 568505648 is about 828.4092277254.

The spelling of 568505648 in words is "five hundred sixty-eight million, five hundred five thousand, six hundred forty-eight".