25696328888 has 16 divisors (see below), whose sum is σ = 48200391360. Its totient is φ = 12842891200.

The previous prime is 25696328881. The next prime is 25696328891. The reversal of 25696328888 is 88882369652.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25696328881) 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 3 ways as a sum of consecutive naturals, for example, 638408 + ... + 677463.

It is an arithmetic number, because the mean of its divisors is an integer number (3012524460).

Almost surely, 2^25696328888 is an apocalyptic number.

It is an amenable number.

25696328888 is a deficient number, since it is larger than the sum of its proper divisors (22504062472).

25696328888 is a wasteful number, since it uses less digits than its factorization.

25696328888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1318318 (or 1318314 counting only the distinct ones).

The product of its digits is 79626240, while the sum is 65.

The spelling of 25696328888 in words is "twenty-five billion, six hundred ninety-six million, three hundred twenty-eight thousand, eight hundred eighty-eight".