225533423171 has 8 divisors (see below), whose sum is σ = 262615738464. Its totient is φ = 189666921600.

The previous prime is 225533423119. The next prime is 225533423191. The reversal of 225533423171 is 171324335522.

225533423171 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-225533423171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225533423191) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 303953030 + ... + 303953771.

It is an arithmetic number, because the mean of its divisors is an integer number (32826967308).

Almost surely, 2^225533423171 is an apocalyptic number.

225533423171 is a deficient number, since it is larger than the sum of its proper divisors (37082315293).

225533423171 is an equidigital number, since it uses as much as digits as its factorization.

225533423171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607906861.

The product of its digits is 151200, while the sum is 38.

Adding to 225533423171 its reverse (171324335522), we get a palindrome (396857758693).

The spelling of 225533423171 in words is "two hundred twenty-five billion, five hundred thirty-three million, four hundred twenty-three thousand, one hundred seventy-one".