25726625159 has 2 divisors, whose sum is σ = 25726625160. Its totient is φ = 25726625158.

The previous prime is 25726625069. The next prime is 25726625189. The reversal of 25726625159 is 95152662752.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25726625159 - 2²⁸ = 25458189703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (25726625189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12863312579 + 12863312580.

It is an arithmetic number, because the mean of its divisors is an integer number (12863312580).

Almost surely, 2^25726625159 is an apocalyptic number.

25726625159 is a deficient number, since it is larger than the sum of its proper divisors (1).

25726625159 is an equidigital number, since it uses as much as digits as its factorization.

25726625159 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268000, while the sum is 50.

The spelling of 25726625159 in words is "twenty-five billion, seven hundred twenty-six million, six hundred twenty-five thousand, one hundred fifty-nine".