566957313 has 60 divisors (see below), whose sum is σ = 930006000. Its totient is φ = 344002464.

The previous prime is 566957311. The next prime is 566957329. The reversal of 566957313 is 313759665.

566957313 is a `hidden beast` number, since 5 + 6 + 69 + 573 + 13 = 666.

It is not a de Polignac number, because 566957313 - 2¹ = 566957311 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (566957311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1135938 + ... + 1136436.

It is an arithmetic number, because the mean of its divisors is an integer number (15500100).

Almost surely, 2^566957313 is an apocalyptic number.

It is an amenable number.

566957313 is a deficient number, since it is larger than the sum of its proper divisors (363048687).

566957313 is a wasteful number, since it uses less digits than its factorization.

566957313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620 (or 598 counting only the distinct ones).

The product of its digits is 510300, while the sum is 45.

The square root of 566957313 is about 23810.8654399625. The cubic root of 566957313 is about 827.6564816353.

The spelling of 566957313 in words is "five hundred sixty-six million, nine hundred fifty-seven thousand, three hundred thirteen".