13344689133361 has 2 divisors, whose sum is σ = 13344689133362. Its totient is φ = 13344689133360.

The previous prime is 13344689133323. The next prime is 13344689133409. The reversal of 13344689133361 is 16333198644331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7158599909136 + 6186089224225 = 2675556^2 + 2487185^2 .

It is a cyclic number.

It is not a de Polignac number, because 13344689133361 - 2⁷ = 13344689133233 is a prime.

It is not a weakly prime, because it can be changed into another prime (13344689133661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6672344566680 + 6672344566681.

It is an arithmetic number, because the mean of its divisors is an integer number (6672344566681).

Almost surely, 2^{13344689133361} is an apocalyptic number.

It is an amenable number.

13344689133361 is a deficient number, since it is larger than the sum of its proper divisors (1).

13344689133361 is an equidigital number, since it uses as much as digits as its factorization.

13344689133361 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10077696, while the sum is 55.

The spelling of 13344689133361 in words is "thirteen trillion, three hundred forty-four billion, six hundred eighty-nine million, one hundred thirty-three thousand, three hundred sixty-one".