25834862460 has 288 divisors, whose sum is σ = 82643484672. Its totient is φ = 6019200000.

The previous prime is 25834862441. The next prime is 25834862503. The reversal of 25834862460 is 6426843852.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 42986160 + ... + 42986760.

It is an arithmetic number, because the mean of its divisors is an integer number (286956544).

Almost surely, 2^25834862460 is an apocalyptic number.

25834862460 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 25834862460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41321742336).

25834862460 is an abundant number, since it is smaller than the sum of its proper divisors (56808622212).

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

25834862460 is a wasteful number, since it uses less digits than its factorization.

25834862460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 48.

The spelling of 25834862460 in words is "twenty-five billion, eight hundred thirty-four million, eight hundred sixty-two thousand, four hundred sixty".