12926425996117 has 2 divisors, whose sum is σ = 12926425996118. Its totient is φ = 12926425996116.

The previous prime is 12926425996019. The next prime is 12926425996129. The reversal of 12926425996117 is 71169952462921.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12106231318801 + 820194677316 = 3479401^2 + 905646^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12926425996117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12926425996817) 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, 6463212998058 + 6463212998059.

It is an arithmetic number, because the mean of its divisors is an integer number (6463212998059).

Almost surely, 2^{12926425996117} is an apocalyptic number.

It is an amenable number.

12926425996117 is a deficient number, since it is larger than the sum of its proper divisors (1).

12926425996117 is an equidigital number, since it uses as much as digits as its factorization.

12926425996117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29393280, while the sum is 64.

The spelling of 12926425996117 in words is "twelve trillion, nine hundred twenty-six billion, four hundred twenty-five million, nine hundred ninety-six thousand, one hundred seventeen".