25790994600 has 192 divisors, whose sum is σ = 91467776640. Its totient is φ = 5889024000.

The previous prime is 25790994587. The next prime is 25790994613. The reversal of 25790994600 is 649909752.

It is an interprime number because it is at equal distance from previous prime (25790994587) and next prime (25790994613).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5041644 + ... + 5046756.

It is an arithmetic number, because the mean of its divisors is an integer number (476394670).

Almost surely, 2^25790994600 is an apocalyptic number.

25790994600 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 25790994600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45733888320).

25790994600 is an abundant number, since it is smaller than the sum of its proper divisors (65676782040).

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

25790994600 is a wasteful number, since it uses less digits than its factorization.

25790994600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6340 (or 6331 counting only the distinct ones).

The product of its (nonzero) digits is 1224720, while the sum is 51.

The spelling of 25790994600 in words is "twenty-five billion, seven hundred ninety million, nine hundred ninety-four thousand, six hundred".