13238768513351 has 2 divisors, whose sum is σ = 13238768513352. Its totient is φ = 13238768513350.

The previous prime is 13238768513293. The next prime is 13238768513371. The reversal of 13238768513351 is 15331586783231.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13238768513351 - 2¹⁰ = 13238768512327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13238768513371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6619384256675 + 6619384256676.

It is an arithmetic number, because the mean of its divisors is an integer number (6619384256676).

Almost surely, 2^{13238768513351} is an apocalyptic number.

13238768513351 is a deficient number, since it is larger than the sum of its proper divisors (1).

13238768513351 is an equidigital number, since it uses as much as digits as its factorization.

13238768513351 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10886400, while the sum is 56.

The spelling of 13238768513351 in words is "thirteen trillion, two hundred thirty-eight billion, seven hundred sixty-eight million, five hundred thirteen thousand, three hundred fifty-one".