13622426717 has 2 divisors, whose sum is σ = 13622426718. Its totient is φ = 13622426716.

The previous prime is 13622426711. The next prime is 13622426759. The reversal of 13622426717 is 71762422631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12713464516 + 908962201 = 112754^2 + 30149^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13622426717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13622426711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6811213358 + 6811213359.

It is an arithmetic number, because the mean of its divisors is an integer number (6811213359).

Almost surely, 2^13622426717 is an apocalyptic number.

It is an amenable number.

13622426717 is a deficient number, since it is larger than the sum of its proper divisors (1).

13622426717 is an equidigital number, since it uses as much as digits as its factorization.

13622426717 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 41.

The spelling of 13622426717 in words is "thirteen billion, six hundred twenty-two million, four hundred twenty-six thousand, seven hundred seventeen".