225456313472 has 32 divisors (see below), whose sum is σ = 483701349180. Its totient is φ = 104056759296.

The previous prime is 225456313469. The next prime is 225456313487. The reversal of 225456313472 is 274313654522.

It can be written as a sum of positive squares in 2 ways, for example, as 221901292096 + 3555021376 = 471064^2 + 59624^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67743623 + ... + 67746950.

Almost surely, 2^225456313472 is an apocalyptic number.

It is an amenable number.

225456313472 is an abundant number, since it is smaller than the sum of its proper divisors (258245035708).

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

225456313472 is a wasteful number, since it uses less digits than its factorization.

225456313472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135490600 (or 135490588 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 44.

Adding to 225456313472 its reverse (274313654522), we get a palindrome (499769967994).

The spelling of 225456313472 in words is "two hundred twenty-five billion, four hundred fifty-six million, three hundred thirteen thousand, four hundred seventy-two".