25555084427274 has 16 divisors (see below), whose sum is σ = 51119077790208. Its totient is φ = 8516876653152.

The previous prime is 25555084427261. The next prime is 25555084427303. The reversal of 25555084427274 is 47272448055552.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 371168362 + ... + 371237205.

It is an arithmetic number, because the mean of its divisors is an integer number (3194942361888).

Almost surely, 2^{25555084427274} is an apocalyptic number.

25555084427274 is an abundant number, since it is smaller than the sum of its proper divisors (25563993362934).

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

25555084427274 is a wasteful number, since it uses less digits than its factorization.

25555084427274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 742411309.

The product of its (nonzero) digits is 125440000, while the sum is 60.

The spelling of 25555084427274 in words is "twenty-five trillion, five hundred fifty-five billion, eighty-four million, four hundred twenty-seven thousand, two hundred seventy-four".