225132236221174 has 32 divisors (see below), whose sum is σ = 342457356003840. Its totient is φ = 110985432607392.

The previous prime is 225132236221163. The next prime is 225132236221183. The reversal of 225132236221174 is 471122632231522.

It is a self number, because there is not a number n which added to its sum of digits gives 225132236221174.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 217944547 + ... + 218975089.

It is an arithmetic number, because the mean of its divisors is an integer number (10701792375120).

Almost surely, 2^{225132236221174} is an apocalyptic number.

225132236221174 is a deficient number, since it is larger than the sum of its proper divisors (117325119782666).

225132236221174 is a wasteful number, since it uses less digits than its factorization.

225132236221174 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033284.

The product of its digits is 483840, while the sum is 43.

Adding to 225132236221174 its reverse (471122632231522), we get a palindrome (696254868452696).

The spelling of 225132236221174 in words is "two hundred twenty-five trillion, one hundred thirty-two billion, two hundred thirty-six million, two hundred twenty-one thousand, one hundred seventy-four".