25792960709 has 2 divisors, whose sum is σ = 25792960710. Its totient is φ = 25792960708.

The previous prime is 25792960651. The next prime is 25792960747. The reversal of 25792960709 is 90706929752.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15076156225 + 10716804484 = 122785^2 + 103522^2 .

It is a cyclic number.

It is not a de Polignac number, because 25792960709 - 2²⁸ = 25524525253 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25792960759) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12896480354 + 12896480355.

It is an arithmetic number, because the mean of its divisors is an integer number (12896480355).

Almost surely, 2^25792960709 is an apocalyptic number.

It is an amenable number.

25792960709 is a deficient number, since it is larger than the sum of its proper divisors (1).

25792960709 is an equidigital number, since it uses as much as digits as its factorization.

25792960709 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4286520, while the sum is 56.

The spelling of 25792960709 in words is "twenty-five billion, seven hundred ninety-two million, nine hundred sixty thousand, seven hundred nine".