5368688891 has 2 divisors, whose sum is σ = 5368688892. Its totient is φ = 5368688890.

The previous prime is 5368688851. The next prime is 5368688909. The reversal of 5368688891 is 1988868635.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5368688891 is a prime.

It is not a weakly prime, because it can be changed into another prime (5368688821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2684344445 + 2684344446.

It is an arithmetic number, because the mean of its divisors is an integer number (2684344446).

Almost surely, 2^5368688891 is an apocalyptic number.

5368688891 is a deficient number, since it is larger than the sum of its proper divisors (1).

5368688891 is an equidigital number, since it uses as much as digits as its factorization.

5368688891 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19906560, while the sum is 62.

The square root of 5368688891 is about 73271.3374451429. The cubic root of 5368688891 is about 1751.0131701510.

The spelling of 5368688891 in words is "five billion, three hundred sixty-eight million, six hundred eighty-eight thousand, eight hundred ninety-one".