25092485839 has 2 divisors, whose sum is σ = 25092485840. Its totient is φ = 25092485838.

The previous prime is 25092485777. The next prime is 25092485851. The reversal of 25092485839 is 93858429052.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25092485839 - 2⁷ = 25092485711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25092485839.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25092485879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12546242919 + 12546242920.

It is an arithmetic number, because the mean of its divisors is an integer number (12546242920).

Almost surely, 2^25092485839 is an apocalyptic number.

25092485839 is a deficient number, since it is larger than the sum of its proper divisors (1).

25092485839 is an equidigital number, since it uses as much as digits as its factorization.

25092485839 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6220800, while the sum is 55.

The spelling of 25092485839 in words is "twenty-five billion, ninety-two million, four hundred eighty-five thousand, eight hundred thirty-nine".