25693092317317 has 2 divisors, whose sum is σ = 25693092317318. Its totient is φ = 25693092317316.

The previous prime is 25693092317293. The next prime is 25693092317323. The reversal of 25693092317317 is 71371329039652.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14189151388801 + 11503940928516 = 3766849^2 + 3391746^2 .

It is a cyclic number.

It is not a de Polignac number, because 25693092317317 - 2¹¹ = 25693092315269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25693092317327) 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, 12846546158658 + 12846546158659.

It is an arithmetic number, because the mean of its divisors is an integer number (12846546158659).

Almost surely, 2^{25693092317317} is an apocalyptic number.

It is an amenable number.

25693092317317 is a deficient number, since it is larger than the sum of its proper divisors (1).

25693092317317 is an equidigital number, since it uses as much as digits as its factorization.

25693092317317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12859560, while the sum is 58.

The spelling of 25693092317317 in words is "twenty-five trillion, six hundred ninety-three billion, ninety-two million, three hundred seventeen thousand, three hundred seventeen".