25557495675 has 12 divisors (see below), whose sum is σ = 42255059640. Its totient is φ = 13630664320.

The previous prime is 25557495671. The next prime is 25557495703. The reversal of 25557495675 is 57659475552.

It is not a de Polignac number, because 25557495675 - 2² = 25557495671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25557495671) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 170383230 + ... + 170383379.

It is an arithmetic number, because the mean of its divisors is an integer number (3521254970).

Almost surely, 2^25557495675 is an apocalyptic number.

25557495675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25557495675 is a deficient number, since it is larger than the sum of its proper divisors (16697563965).

25557495675 is a wasteful number, since it uses less digits than its factorization.

25557495675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340766622 (or 340766617 counting only the distinct ones).

The product of its digits is 66150000, while the sum is 60.

The spelling of 25557495675 in words is "twenty-five billion, five hundred fifty-seven million, four hundred ninety-five thousand, six hundred seventy-five".