6568342663 has 2 divisors, whose sum is σ = 6568342664. Its totient is φ = 6568342662.

The previous prime is 6568342643. The next prime is 6568342709. The reversal of 6568342663 is 3662438656.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6568342663 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6568342603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3284171331 + 3284171332.

It is an arithmetic number, because the mean of its divisors is an integer number (3284171332).

Almost surely, 2^6568342663 is an apocalyptic number.

6568342663 is a deficient number, since it is larger than the sum of its proper divisors (1).

6568342663 is an equidigital number, since it uses as much as digits as its factorization.

6568342663 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3732480, while the sum is 49.

The square root of 6568342663 is about 81045.3124060855. The cubic root of 6568342663 is about 1872.7735505044.

The spelling of 6568342663 in words is "six billion, five hundred sixty-eight million, three hundred forty-two thousand, six hundred sixty-three".