25325231055 has 32 divisors (see below), whose sum is σ = 41105510400. Its totient is φ = 13312346112.

The previous prime is 25325231051. The next prime is 25325231077. The reversal of 25325231055 is 55013252352.

It is not a de Polignac number, because 25325231055 - 2² = 25325231051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25325231051) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 665226 + ... + 702264.

It is an arithmetic number, because the mean of its divisors is an integer number (1284547200).

Almost surely, 2^25325231055 is an apocalyptic number.

25325231055 is a deficient number, since it is larger than the sum of its proper divisors (15780279345).

25325231055 is a wasteful number, since it uses less digits than its factorization.

25325231055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37703.

The product of its (nonzero) digits is 45000, while the sum is 33.

The spelling of 25325231055 in words is "twenty-five billion, three hundred twenty-five million, two hundred thirty-one thousand, fifty-five".