13265352446449 has 2 divisors, whose sum is σ = 13265352446450. Its totient is φ = 13265352446448.

The previous prime is 13265352446389. The next prime is 13265352446471. The reversal of 13265352446449 is 94464425356231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13098116433424 + 167236013025 = 3619132^2 + 408945^2 .

It is a cyclic number.

It is not a de Polignac number, because 13265352446449 - 2⁷ = 13265352446321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13265352446393 and 13265352446402.

It is not a weakly prime, because it can be changed into another prime (13265352446149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6632676223224 + 6632676223225.

It is an arithmetic number, because the mean of its divisors is an integer number (6632676223225).

Almost surely, 2^{13265352446449} is an apocalyptic number.

It is an amenable number.

13265352446449 is a deficient number, since it is larger than the sum of its proper divisors (1).

13265352446449 is an equidigital number, since it uses as much as digits as its factorization.

13265352446449 is an evil number, because the sum of its binary digits is even.

The product of its digits is 74649600, while the sum is 58.

The spelling of 13265352446449 in words is "thirteen trillion, two hundred sixty-five billion, three hundred fifty-two million, four hundred forty-six thousand, four hundred forty-nine".