25525500255102 has 64 divisors (see below), whose sum is σ = 54700359787584. Its totient is φ = 7912512552960.

The previous prime is 25525500254987. The next prime is 25525500255103. The reversal of 25525500255102 is 20155200552552.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25525500255103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3960702 + ... + 8169342.

It is an arithmetic number, because the mean of its divisors is an integer number (854693121681).

Almost surely, 2^{25525500255102} is an apocalyptic number.

25525500255102 is an abundant number, since it is smaller than the sum of its proper divisors (29174859532482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25525500255102 is a wasteful number, since it uses less digits than its factorization.

25525500255102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4209373.

The product of its (nonzero) digits is 250000, while the sum is 39.

The spelling of 25525500255102 in words is "twenty-five trillion, five hundred twenty-five billion, five hundred million, two hundred fifty-five thousand, one hundred two".