568240809791 has 2 divisors, whose sum is σ = 568240809792. Its totient is φ = 568240809790.

The previous prime is 568240809761. The next prime is 568240809809. The reversal of 568240809791 is 197908042865.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 568240809791 - 2³⁰ = 567167067967 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 568240809791.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (568240809701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 284120404895 + 284120404896.

It is an arithmetic number, because the mean of its divisors is an integer number (284120404896).

Almost surely, 2^568240809791 is an apocalyptic number.

568240809791 is a deficient number, since it is larger than the sum of its proper divisors (1).

568240809791 is an equidigital number, since it uses as much as digits as its factorization.

568240809791 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8709120, while the sum is 59.

The spelling of 568240809791 in words is "five hundred sixty-eight billion, two hundred forty million, eight hundred nine thousand, seven hundred ninety-one".