25258184113 has 2 divisors, whose sum is σ = 25258184114. Its totient is φ = 25258184112.

The previous prime is 25258184099. The next prime is 25258184177. The reversal of 25258184113 is 31148185252.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23610473649 + 1647710464 = 153657^2 + 40592^2 .

It is a cyclic number.

It is not a de Polignac number, because 25258184113 - 2²⁵ = 25224629681 is a prime.

It is not a weakly prime, because it can be changed into another prime (25258184213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12629092056 + 12629092057.

It is an arithmetic number, because the mean of its divisors is an integer number (12629092057).

Almost surely, 2^25258184113 is an apocalyptic number.

It is an amenable number.

25258184113 is a deficient number, since it is larger than the sum of its proper divisors (1).

25258184113 is an equidigital number, since it uses as much as digits as its factorization.

25258184113 is an evil number, because the sum of its binary digits is even.

The product of its digits is 76800, while the sum is 40.

The spelling of 25258184113 in words is "twenty-five billion, two hundred fifty-eight million, one hundred eighty-four thousand, one hundred thirteen".