25252503179 has 2 divisors, whose sum is σ = 25252503180. Its totient is φ = 25252503178.

The previous prime is 25252503149. The next prime is 25252503191. The reversal of 25252503179 is 97130525252.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 25252503179 - 2³² = 20957535883 is a prime.

It is not a weakly prime, because it can be changed into another prime (25252503139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12626251589 + 12626251590.

It is an arithmetic number, because the mean of its divisors is an integer number (12626251590).

Almost surely, 2^25252503179 is an apocalyptic number.

25252503179 is a deficient number, since it is larger than the sum of its proper divisors (1).

25252503179 is an equidigital number, since it uses as much as digits as its factorization.

25252503179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 189000, while the sum is 41.

The spelling of 25252503179 in words is "twenty-five billion, two hundred fifty-two million, five hundred three thousand, one hundred seventy-nine".