13376673517 has 2 divisors, whose sum is σ = 13376673518. Its totient is φ = 13376673516.

The previous prime is 13376673491. The next prime is 13376673577. The reversal of 13376673517 is 71537667331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9987803721 + 3388869796 = 99939^2 + 58214^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13376673517 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13376673577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6688336758 + 6688336759.

It is an arithmetic number, because the mean of its divisors is an integer number (6688336759).

Almost surely, 2^13376673517 is an apocalyptic number.

It is an amenable number.

13376673517 is a deficient number, since it is larger than the sum of its proper divisors (1).

13376673517 is an equidigital number, since it uses as much as digits as its factorization.

13376673517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1666980, while the sum is 49.

The spelling of 13376673517 in words is "thirteen billion, three hundred seventy-six million, six hundred seventy-three thousand, five hundred seventeen".