225441175217 has 8 divisors (see below), whose sum is σ = 238707820872. Its totient is φ = 212175129600.

The previous prime is 225441175181. The next prime is 225441175243. The reversal of 225441175217 is 712571144522.

It can be written as a sum of positive squares in 4 ways, for example, as 9509955361 + 215931219856 = 97519^2 + 464684^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225441175217 - 2¹⁸ = 225440913073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225441175517) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 792917 + ... + 1039037.

It is an arithmetic number, because the mean of its divisors is an integer number (29838477609).

Almost surely, 2^225441175217 is an apocalyptic number.

It is an amenable number.

225441175217 is a deficient number, since it is larger than the sum of its proper divisors (13266645655).

225441175217 is a wasteful number, since it uses less digits than its factorization.

225441175217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300019.

The product of its digits is 156800, while the sum is 41.

The spelling of 225441175217 in words is "two hundred twenty-five billion, four hundred forty-one million, one hundred seventy-five thousand, two hundred seventeen".