225174460171 has 4 divisors (see below), whose sum is σ = 226418518144. Its totient is φ = 223930402200.

The previous prime is 225174460169. The next prime is 225174460193. The reversal of 225174460171 is 171064471522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225174460171 - 2¹ = 225174460169 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225174460141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 622028715 + ... + 622029076.

It is an arithmetic number, because the mean of its divisors is an integer number (56604629536).

Almost surely, 2^225174460171 is an apocalyptic number.

225174460171 is a deficient number, since it is larger than the sum of its proper divisors (1244057973).

225174460171 is a wasteful number, since it uses less digits than its factorization.

225174460171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244057972.

The product of its (nonzero) digits is 94080, while the sum is 40.

The spelling of 225174460171 in words is "two hundred twenty-five billion, one hundred seventy-four million, four hundred sixty thousand, one hundred seventy-one".