225724272174 has 24 divisors (see below), whose sum is σ = 490265040720. Its totient is φ = 75057457248.

The previous prime is 225724272161. The next prime is 225724272199. The reversal of 225724272174 is 471272427522.

225724272174 is a `hidden beast` number, since 2 + 2 + 5 + 7 + 2 + 427 + 217 + 4 = 666.

225724272174 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15323002 + ... + 15337725.

It is an arithmetic number, because the mean of its divisors is an integer number (20427710030).

Almost surely, 2^225724272174 is an apocalyptic number.

225724272174 is an abundant number, since it is smaller than the sum of its proper divisors (264540768546).

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

225724272174 is a wasteful number, since it uses less digits than its factorization.

225724272174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30661144 (or 30661141 counting only the distinct ones).

The product of its digits is 878080, while the sum is 45.

Adding to 225724272174 its reverse (471272427522), we get a palindrome (696996699696).

The spelling of 225724272174 in words is "two hundred twenty-five billion, seven hundred twenty-four million, two hundred seventy-two thousand, one hundred seventy-four".