25002775275 has 12 divisors (see below), whose sum is σ = 41337921912. Its totient is φ = 13334813440.

The previous prime is 25002775261. The next prime is 25002775361. The reversal of 25002775275 is 57257720052.

It is not a de Polignac number, because 25002775275 - 2⁸ = 25002775019 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 166685094 + ... + 166685243.

It is an arithmetic number, because the mean of its divisors is an integer number (3444826826).

Almost surely, 2^25002775275 is an apocalyptic number.

25002775275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

25002775275 is a deficient number, since it is larger than the sum of its proper divisors (16335146637).

25002775275 is a wasteful number, since it uses less digits than its factorization.

25002775275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333370350 (or 333370345 counting only the distinct ones).

The product of its (nonzero) digits is 343000, while the sum is 42.

The spelling of 25002775275 in words is "twenty-five billion, two million, seven hundred seventy-five thousand, two hundred seventy-five".