25823722260 has 192 divisors, whose sum is σ = 85482432000. Its totient is φ = 5821369344.

The previous prime is 25823722231. The next prime is 25823722321. The reversal of 25823722260 is 6222732852.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1493746 + ... + 1510934.

It is an arithmetic number, because the mean of its divisors is an integer number (445221000).

Almost surely, 2^25823722260 is an apocalyptic number.

25823722260 is a gapful number since it is divisible by the number (20) 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 25823722260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42741216000).

25823722260 is an abundant number, since it is smaller than the sum of its proper divisors (59658709740).

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

25823722260 is a wasteful number, since it uses less digits than its factorization.

25823722260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17295 (or 17279 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 39.

The spelling of 25823722260 in words is "twenty-five billion, eight hundred twenty-three million, seven hundred twenty-two thousand, two hundred sixty".