225480029472 has 36 divisors (see below), whose sum is σ = 641208834630. Its totient is φ = 75160009728.

The previous prime is 225480029417. The next prime is 225480029479. The reversal of 225480029472 is 274920084522.

It can be written as a sum of positive squares in only one way, i.e., 124104016656 + 101376012816 = 352284^2 + 318396^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (225480029479) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 391458097 + ... + 391458672.

Almost surely, 2^225480029472 is an apocalyptic number.

It is an amenable number.

225480029472 is an abundant number, since it is smaller than the sum of its proper divisors (415728805158).

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

225480029472 is a wasteful number, since it uses less digits than its factorization.

225480029472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782916785 (or 782916774 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 225480029472 in words is "two hundred twenty-five billion, four hundred eighty million, twenty-nine thousand, four hundred seventy-two".