26345567113 has 2 divisors, whose sum is σ = 26345567114. Its totient is φ = 26345567112.

The previous prime is 26345567077. The next prime is 26345567147. The reversal of 26345567113 is 31176554362.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20412408384 + 5933158729 = 142872^2 + 77027^2 .

It is a cyclic number.

It is not a de Polignac number, because 26345567113 - 2²⁵ = 26312012681 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26345567113.

It is not a weakly prime, because it can be changed into another prime (26345567513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13172783556 + 13172783557.

It is an arithmetic number, because the mean of its divisors is an integer number (13172783557).

Almost surely, 2^26345567113 is an apocalyptic number.

It is an amenable number.

26345567113 is a deficient number, since it is larger than the sum of its proper divisors (1).

26345567113 is an equidigital number, since it uses as much as digits as its factorization.

26345567113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 453600, while the sum is 43.

The spelling of 26345567113 in words is "twenty-six billion, three hundred forty-five million, five hundred sixty-seven thousand, one hundred thirteen".