13426591967 has 2 divisors, whose sum is σ = 13426591968. Its totient is φ = 13426591966.

The previous prime is 13426591949. The next prime is 13426591979. The reversal of 13426591967 is 76919562431.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13426591967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13426590967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6713295983 + 6713295984.

It is an arithmetic number, because the mean of its divisors is an integer number (6713295984).

Almost surely, 2^13426591967 is an apocalyptic number.

13426591967 is a deficient number, since it is larger than the sum of its proper divisors (1).

13426591967 is an equidigital number, since it uses as much as digits as its factorization.

13426591967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2449440, while the sum is 53.

The spelling of 13426591967 in words is "thirteen billion, four hundred twenty-six million, five hundred ninety-one thousand, nine hundred sixty-seven".