225473870564272 has 40 divisors (see below), whose sum is σ = 497290196747520. Its totient is φ = 98032117634880.

The previous prime is 225473870564269. The next prime is 225473870564279. The reversal of 225473870564272 is 272465078374522.

It is a Smith number, since the sum of its digits (64) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (225473870564279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27850029372 + ... + 27850037467.

It is an arithmetic number, because the mean of its divisors is an integer number (12432254918688).

Almost surely, 2^{225473870564272} is an apocalyptic number.

225473870564272 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

225473870564272 is an abundant number, since it is smaller than the sum of its proper divisors (271816326183248).

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

225473870564272 is a wasteful number, since it uses less digits than its factorization.

225473870564272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55700066881 (or 55700066875 counting only the distinct ones).

The product of its (nonzero) digits is 316108800, while the sum is 64.

The spelling of 225473870564272 in words is "two hundred twenty-five trillion, four hundred seventy-three billion, eight hundred seventy million, five hundred sixty-four thousand, two hundred seventy-two".