25167980308319 has 2 divisors, whose sum is σ = 25167980308320. Its totient is φ = 25167980308318.

The previous prime is 25167980308217. The next prime is 25167980308321. The reversal of 25167980308319 is 91380308976152.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25167980308319 - 2⁸ = 25167980308063 is a prime.

It is a super-2 number, since 2×25167980308319² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

Together with 25167980308321, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25167980302319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12583990154159 + 12583990154160.

It is an arithmetic number, because the mean of its divisors is an integer number (12583990154160).

Almost surely, 2^{25167980308319} is an apocalyptic number.

25167980308319 is a deficient number, since it is larger than the sum of its proper divisors (1).

25167980308319 is an equidigital number, since it uses as much as digits as its factorization.

25167980308319 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19595520, while the sum is 62.

The spelling of 25167980308319 in words is "twenty-five trillion, one hundred sixty-seven billion, nine hundred eighty million, three hundred eight thousand, three hundred nineteen".