225375331328 has 88 divisors (see below), whose sum is σ = 520201850112. Its totient is φ = 95593365504.

The previous prime is 225375331309. The next prime is 225375331331. The reversal of 225375331328 is 823133573522.

225375331328 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 533225 + ... + 857367.

Almost surely, 2^225375331328 is an apocalyptic number.

225375331328 is a gapful number since it is divisible by the number (28) 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 225375331328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (260100925056).

225375331328 is an abundant number, since it is smaller than the sum of its proper divisors (294826518784).

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

225375331328 is an equidigital number, since it uses as much as digits as its factorization.

225375331328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324267 (or 324249 counting only the distinct ones).

The product of its digits is 907200, while the sum is 44.

The spelling of 225375331328 in words is "two hundred twenty-five billion, three hundred seventy-five million, three hundred thirty-one thousand, three hundred twenty-eight".