13480081407491 has 2 divisors, whose sum is σ = 13480081407492. Its totient is φ = 13480081407490.

The previous prime is 13480081407421. The next prime is 13480081407497. The reversal of 13480081407491 is 19470418008431.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13480081407491 - 2³⁸ = 13205203500547 is a prime.

It is not a weakly prime, because it can be changed into another prime (13480081407497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6740040703745 + 6740040703746.

It is an arithmetic number, because the mean of its divisors is an integer number (6740040703746).

Almost surely, 2^{13480081407491} is an apocalyptic number.

13480081407491 is a deficient number, since it is larger than the sum of its proper divisors (1).

13480081407491 is an equidigital number, since it uses as much as digits as its factorization.

13480081407491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 774144, while the sum is 50.

The spelling of 13480081407491 in words is "thirteen trillion, four hundred eighty billion, eighty-one million, four hundred seven thousand, four hundred ninety-one".