12746522746241 has 2 divisors, whose sum is σ = 12746522746242. Its totient is φ = 12746522746240.

The previous prime is 12746522746229. The next prime is 12746522746273. The reversal of 12746522746241 is 14264722564721.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11195013351025 + 1551509395216 = 3345895^2 + 1245596^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12746522746241 is a prime.

It is not a weakly prime, because it can be changed into another prime (12746522746291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6373261373120 + 6373261373121.

It is an arithmetic number, because the mean of its divisors is an integer number (6373261373121).

Almost surely, 2^{12746522746241} is an apocalyptic number.

It is an amenable number.

12746522746241 is a deficient number, since it is larger than the sum of its proper divisors (1).

12746522746241 is an equidigital number, since it uses as much as digits as its factorization.

12746522746241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9031680, while the sum is 53.

The spelling of 12746522746241 in words is "twelve trillion, seven hundred forty-six billion, five hundred twenty-two million, seven hundred forty-six thousand, two hundred forty-one".