25255275028004 has 48 divisors (see below), whose sum is σ = 53574448822272. Its totient is φ = 10169346465792.

The previous prime is 25255275027979. The next prime is 25255275028031. The reversal of 25255275028004 is 40082057255252.

It is a self number, because there is not a number n which added to its sum of digits gives 25255275028004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45702212 + ... + 46251515.

It is an arithmetic number, because the mean of its divisors is an integer number (1116134350464).

Almost surely, 2^{25255275028004} is an apocalyptic number.

It is an amenable number.

25255275028004 is an abundant number, since it is smaller than the sum of its proper divisors (28319173794268).

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

25255275028004 is a wasteful number, since it uses less digits than its factorization.

25255275028004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91954332 (or 91954330 counting only the distinct ones).

The product of its (nonzero) digits is 2240000, while the sum is 47.

The spelling of 25255275028004 in words is "twenty-five trillion, two hundred fifty-five billion, two hundred seventy-five million, twenty-eight thousand, four".