25835083500 has 288 divisors, whose sum is σ = 80829245952. Its totient is φ = 6399993600.

The previous prime is 25835083453. The next prime is 25835083517. The reversal of 25835083500 is 538053852.

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, 47230227 + ... + 47230773.

It is an arithmetic number, because the mean of its divisors is an integer number (280657104).

Almost surely, 2^25835083500 is an apocalyptic number.

25835083500 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 25835083500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40414622976).

25835083500 is an abundant number, since it is smaller than the sum of its proper divisors (54994162452).

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

25835083500 is a wasteful number, since it uses less digits than its factorization.

25835083500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 25835083500 in words is "twenty-five billion, eight hundred thirty-five million, eighty-three thousand, five hundred".