225502447171 has 8 divisors (see below), whose sum is σ = 225644816000. Its totient is φ = 225360128448.

The previous prime is 225502447123. The next prime is 225502447199. The reversal of 225502447171 is 171744205522.

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 225502447171 - 2¹³ = 225502438979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225502447571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12696205 + ... + 12713953.

It is an arithmetic number, because the mean of its divisors is an integer number (28205602000).

Almost surely, 2^225502447171 is an apocalyptic number.

225502447171 is a deficient number, since it is larger than the sum of its proper divisors (142368829).

225502447171 is a wasteful number, since it uses less digits than its factorization.

225502447171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25053.

The product of its (nonzero) digits is 156800, while the sum is 40.

The spelling of 225502447171 in words is "two hundred twenty-five billion, five hundred two million, four hundred forty-seven thousand, one hundred seventy-one".