568997955 has 24 divisors (see below), whose sum is σ = 992326608. Its totient is φ = 301599936.

The previous prime is 568997953. The next prime is 568997971. The reversal of 568997955 is 559799865.

It is not a de Polignac number, because 568997955 - 2¹ = 568997953 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 568997892 and 568997901.

It is not an unprimeable number, because it can be changed into a prime (568997953) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 31452 + ... + 46121.

It is an arithmetic number, because the mean of its divisors is an integer number (41346942).

Almost surely, 2^568997955 is an apocalyptic number.

568997955 is a deficient number, since it is larger than the sum of its proper divisors (423328653).

568997955 is a wasteful number, since it uses less digits than its factorization.

568997955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77747 (or 77744 counting only the distinct ones).

The product of its digits is 30618000, while the sum is 63.

The square root of 568997955 is about 23853.6780182847. The cubic root of 568997955 is about 828.6482836883.

The spelling of 568997955 in words is "five hundred sixty-eight million, nine hundred ninety-seven thousand, nine hundred fifty-five".