25994882232 has 96 divisors (see below), whose sum is σ = 79647684480. Its totient is φ = 7877230560.

The previous prime is 25994882231. The next prime is 25994882273. The reversal of 25994882232 is 23228849952.

It is a happy number.

25994882232 is a `hidden beast` number, since 2 + 599 + 48 + 8 + 2 + 2 + 3 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25994882231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 586428 + ... + 629195.

It is an arithmetic number, because the mean of its divisors is an integer number (829663380).

Almost surely, 2^25994882232 is an apocalyptic number.

25994882232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

25994882232 is an abundant number, since it is smaller than the sum of its proper divisors (53652802248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25994882232 is a wasteful number, since it uses less digits than its factorization.

25994882232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1215655 (or 1215639 counting only the distinct ones).

The product of its digits is 4976640, while the sum is 54.

The spelling of 25994882232 in words is "twenty-five billion, nine hundred ninety-four million, eight hundred eighty-two thousand, two hundred thirty-two".