25940696300 has 72 divisors (see below), whose sum is σ = 58903948656. Its totient is φ = 9905276160.

The previous prime is 25940696297. The next prime is 25940696347. The reversal of 25940696300 is 369604952.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 129959 + ... + 262241.

It is an arithmetic number, because the mean of its divisors is an integer number (818110398).

Almost surely, 2^25940696300 is an apocalyptic number.

25940696300 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 25940696300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29451974328).

25940696300 is an abundant number, since it is smaller than the sum of its proper divisors (32963252356).

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

25940696300 is a wasteful number, since it uses less digits than its factorization.

25940696300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132387 (or 132380 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 44.

The spelling of 25940696300 in words is "twenty-five billion, nine hundred forty million, six hundred ninety-six thousand, three hundred".