13277632425487 has 2 divisors, whose sum is σ = 13277632425488. Its totient is φ = 13277632425486.

The previous prime is 13277632425433. The next prime is 13277632425509. The reversal of 13277632425487 is 78452423677231.

It is a strong prime.

It is an emirp because it is prime and its reverse (78452423677231) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13277632425487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13277632405487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6638816212743 + 6638816212744.

It is an arithmetic number, because the mean of its divisors is an integer number (6638816212744).

Almost surely, 2^{13277632425487} is an apocalyptic number.

13277632425487 is a deficient number, since it is larger than the sum of its proper divisors (1).

13277632425487 is an equidigital number, since it uses as much as digits as its factorization.

13277632425487 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 94832640, while the sum is 61.

The spelling of 13277632425487 in words is "thirteen trillion, two hundred seventy-seven billion, six hundred thirty-two million, four hundred twenty-five thousand, four hundred eighty-seven".