25255551300 has 72 divisors (see below), whose sum is σ = 83511696576. Its totient is φ = 5772696960.

The previous prime is 25255551289. The next prime is 25255551323. The reversal of 25255551300 is 315555252.

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, 6011127 + ... + 6015326.

Almost surely, 2^25255551300 is an apocalyptic number.

25255551300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

25255551300 is an abundant number, since it is smaller than the sum of its proper divisors (58256145276).

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

25255551300 is a wasteful number, since it uses less digits than its factorization.

25255551300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12026477 (or 12026470 counting only the distinct ones).

The product of its (nonzero) digits is 37500, while the sum is 33.

The spelling of 25255551300 in words is "twenty-five billion, two hundred fifty-five million, five hundred fifty-one thousand, three hundred".