12560260478273 has 2 divisors, whose sum is σ = 12560260478274. Its totient is φ = 12560260478272.

The previous prime is 12560260478153. The next prime is 12560260478287. The reversal of 12560260478273 is 37287406206521.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12477651946384 + 82608531889 = 3532372^2 + 287417^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12560260478273 is a prime.

It is not a weakly prime, because it can be changed into another prime (12560260472273) 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, 6280130239136 + 6280130239137.

It is an arithmetic number, because the mean of its divisors is an integer number (6280130239137).

Almost surely, 2^{12560260478273} is an apocalyptic number.

It is an amenable number.

12560260478273 is a deficient number, since it is larger than the sum of its proper divisors (1).

12560260478273 is an equidigital number, since it uses as much as digits as its factorization.

12560260478273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6773760, while the sum is 53.

The spelling of 12560260478273 in words is "twelve trillion, five hundred sixty billion, two hundred sixty million, four hundred seventy-eight thousand, two hundred seventy-three".