225613355460 has 96 divisors (see below), whose sum is σ = 646943552640. Its totient is φ = 58715768832.

The previous prime is 225613355459. The next prime is 225613355483. The reversal of 225613355460 is 64553316522.

It is a happy number.

225613355460 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 31 ways as a sum of consecutive naturals, for example, 3135244 + ... + 3206396.

It is an arithmetic number, because the mean of its divisors is an integer number (6738995340).

Almost surely, 2^225613355460 is an apocalyptic number.

225613355460 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 225613355460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323471776320).

225613355460 is an abundant number, since it is smaller than the sum of its proper divisors (421330197180).

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

225613355460 is a wasteful number, since it uses less digits than its factorization.

225613355460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72437 (or 72435 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 42.

The spelling of 225613355460 in words is "two hundred twenty-five billion, six hundred thirteen million, three hundred fifty-five thousand, four hundred sixty".