25351113000 has 64 divisors (see below), whose sum is σ = 79095481920. Its totient is φ = 6760296000.

The previous prime is 25351112993. The next prime is 25351113013. The reversal of 25351113000 is 31115352.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4222186 + ... + 4228185.

It is an arithmetic number, because the mean of its divisors is an integer number (1235866905).

Almost surely, 2^25351113000 is an apocalyptic number.

25351113000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25351113000 is an abundant number, since it is smaller than the sum of its proper divisors (53744368920).

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

25351113000 is a wasteful number, since it uses less digits than its factorization.

25351113000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8450395 (or 8450381 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

Adding to 25351113000 its reverse (31115352), we get a palindrome (25382228352).

The spelling of 25351113000 in words is "twenty-five billion, three hundred fifty-one million, one hundred thirteen thousand".