12568863805583 has 2 divisors, whose sum is σ = 12568863805584. Its totient is φ = 12568863805582.

The previous prime is 12568863805549. The next prime is 12568863805621. The reversal of 12568863805583 is 38550836886521.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12568863805583 - 2²² = 12568859611279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12568863804583) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6284431902791 + 6284431902792.

It is an arithmetic number, because the mean of its divisors is an integer number (6284431902792).

Almost surely, 2^{12568863805583} is an apocalyptic number.

12568863805583 is a deficient number, since it is larger than the sum of its proper divisors (1).

12568863805583 is an equidigital number, since it uses as much as digits as its factorization.

12568863805583 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 331776000, while the sum is 68.

The spelling of 12568863805583 in words is "twelve trillion, five hundred sixty-eight billion, eight hundred sixty-three million, eight hundred five thousand, five hundred eighty-three".