568513979 has 8 divisors (see below), whose sum is σ = 620695872. Its totient is φ = 516415240.

The previous prime is 568513973. The next prime is 568514027. The reversal of 568513979 is 979315865.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 568513979 - 2⁸ = 568513723 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 568513979.

It is not an unprimeable number, because it can be changed into a prime (568513973) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6029 + ... + 34254.

It is an arithmetic number, because the mean of its divisors is an integer number (77586984).

Almost surely, 2^568513979 is an apocalyptic number.

568513979 is a deficient number, since it is larger than the sum of its proper divisors (52181893).

568513979 is a wasteful number, since it uses less digits than its factorization.

568513979 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41577.

The product of its digits is 2041200, while the sum is 53.

The square root of 568513979 is about 23843.5311772397. The cubic root of 568513979 is about 828.4132742660.

The spelling of 568513979 in words is "five hundred sixty-eight million, five hundred thirteen thousand, nine hundred seventy-nine".