13264266689 has 2 divisors, whose sum is σ = 13264266690. Its totient is φ = 13264266688.

The previous prime is 13264266623. The next prime is 13264266713. The reversal of 13264266689 is 98666246231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13166415025 + 97851664 = 114745^2 + 9892^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13264266689 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13264266689.

It is not a weakly prime, because it can be changed into another prime (13264266089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6632133344 + 6632133345.

It is an arithmetic number, because the mean of its divisors is an integer number (6632133345).

Almost surely, 2^13264266689 is an apocalyptic number.

It is an amenable number.

13264266689 is a deficient number, since it is larger than the sum of its proper divisors (1).

13264266689 is an equidigital number, since it uses as much as digits as its factorization.

13264266689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4478976, while the sum is 53.

The spelling of 13264266689 in words is "thirteen billion, two hundred sixty-four million, two hundred sixty-six thousand, six hundred eighty-nine".