25091253255 has 16 divisors (see below), whose sum is σ = 40151180160. Its totient is φ = 13380276768.

The previous prime is 25091253251. The next prime is 25091253259. The reversal of 25091253255 is 55235219052.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (25091253251) and next prime (25091253259).

It is not a de Polignac number, because 25091253255 - 2² = 25091253251 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25091253251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17104 + ... + 224666.

It is an arithmetic number, because the mean of its divisors is an integer number (2509448760).

Almost surely, 2^25091253255 is an apocalyptic number.

25091253255 is a deficient number, since it is larger than the sum of its proper divisors (15059926905).

25091253255 is a wasteful number, since it uses less digits than its factorization.

25091253255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215630.

The product of its (nonzero) digits is 135000, while the sum is 39.

The spelling of 25091253255 in words is "twenty-five billion, ninety-one million, two hundred fifty-three thousand, two hundred fifty-five".