25888189942275 has 48 divisors (see below), whose sum is σ = 43275534521856. Its totient is φ = 13654580325120.

The previous prime is 25888189942247. The next prime is 25888189942283. The reversal of 25888189942275 is 57224998188852.

It is not a de Polignac number, because 25888189942275 - 2¹⁵ = 25888189909507 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 25888189942275.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3484479 + ... + 7994871.

It is an arithmetic number, because the mean of its divisors is an integer number (901573635872).

Almost surely, 2^{25888189942275} is an apocalyptic number.

25888189942275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25888189942275 is a deficient number, since it is larger than the sum of its proper divisors (17387344579581).

25888189942275 is a wasteful number, since it uses less digits than its factorization.

25888189942275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4511252 (or 4511247 counting only the distinct ones).

The product of its digits is 1857945600, while the sum is 78.

The spelling of 25888189942275 in words is "twenty-five trillion, eight hundred eighty-eight billion, one hundred eighty-nine million, nine hundred forty-two thousand, two hundred seventy-five".