25682653392 has 160 divisors (see below), whose sum is σ = 75655157760. Its totient is φ = 7431452160.

The previous prime is 25682653391. The next prime is 25682653393. The reversal of 25682653392 is 29335628652.

It is an interprime number because it is at equal distance from previous prime (25682653391) and next prime (25682653393).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25682653391) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8827234 + ... + 8830142.

It is an arithmetic number, because the mean of its divisors is an integer number (472844736).

Almost surely, 2^25682653392 is an apocalyptic number.

25682653392 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 25682653392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37827578880).

25682653392 is an abundant number, since it is smaller than the sum of its proper divisors (49972504368).

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

25682653392 is a wasteful number, since it uses less digits than its factorization.

25682653392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3681 (or 3675 counting only the distinct ones).

The product of its digits is 4665600, while the sum is 51.

The spelling of 25682653392 in words is "twenty-five billion, six hundred eighty-two million, six hundred fifty-three thousand, three hundred ninety-two".