25961922892 has 12 divisors (see below), whose sum is σ = 45460118200. Its totient is φ = 12973317696.

The previous prime is 25961922817. The next prime is 25961922893. The reversal of 25961922892 is 29822916952.

It is a hoax number, since the sum of its digits (55) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (25961922893) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1903293 + ... + 1916884.

Almost surely, 2^25961922892 is an apocalyptic number.

It is an amenable number.

25961922892 is a deficient number, since it is larger than the sum of its proper divisors (19498195308).

25961922892 is a wasteful number, since it uses less digits than its factorization.

25961922892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3821880 (or 3821878 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 55.

The spelling of 25961922892 in words is "twenty-five billion, nine hundred sixty-one million, nine hundred twenty-two thousand, eight hundred ninety-two".