13257167426999 has 2 divisors, whose sum is σ = 13257167427000. Its totient is φ = 13257167426998.

The previous prime is 13257167426911. The next prime is 13257167427011. The reversal of 13257167426999 is 99962476175231.

13257167426999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13257167426999 - 2³² = 13252872459703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13257167426299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6628583713499 + 6628583713500.

It is an arithmetic number, because the mean of its divisors is an integer number (6628583713500).

Almost surely, 2^{13257167426999} is an apocalyptic number.

13257167426999 is a deficient number, since it is larger than the sum of its proper divisors (1).

13257167426999 is an equidigital number, since it uses as much as digits as its factorization.

13257167426999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 308629440, while the sum is 71.

The spelling of 13257167426999 in words is "thirteen trillion, two hundred fifty-seven billion, one hundred sixty-seven million, four hundred twenty-six thousand, nine hundred ninety-nine".