12717648811451 has 2 divisors, whose sum is σ = 12717648811452. Its totient is φ = 12717648811450.

The previous prime is 12717648811393. The next prime is 12717648811471. The reversal of 12717648811451 is 15411884671721.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12717648811451 is a prime.

It is not a weakly prime, because it can be changed into another prime (12717648811471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6358824405725 + 6358824405726.

It is an arithmetic number, because the mean of its divisors is an integer number (6358824405726).

Almost surely, 2^{12717648811451} is an apocalyptic number.

12717648811451 is a deficient number, since it is larger than the sum of its proper divisors (1).

12717648811451 is an equidigital number, since it uses as much as digits as its factorization.

12717648811451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3010560, while the sum is 56.

The spelling of 12717648811451 in words is "twelve trillion, seven hundred seventeen billion, six hundred forty-eight million, eight hundred eleven thousand, four hundred fifty-one".