224252445165 has 32 divisors (see below), whose sum is σ = 410158045440. Its totient is φ = 102491295744.

The previous prime is 224252445163. The next prime is 224252445191. The reversal of 224252445165 is 561544252422.

It is a happy number.

It is not a de Polignac number, because 224252445165 - 2¹ = 224252445163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224252445163) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 201367 + ... + 699323.

It is an arithmetic number, because the mean of its divisors is an integer number (12817438920).

Almost surely, 2^224252445165 is an apocalyptic number.

It is an amenable number.

224252445165 is a deficient number, since it is larger than the sum of its proper divisors (185905600275).

224252445165 is a wasteful number, since it uses less digits than its factorization.

224252445165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 502261.

The product of its digits is 768000, while the sum is 42.

Adding to 224252445165 its reverse (561544252422), we get a palindrome (785796697587).

The spelling of 224252445165 in words is "two hundred twenty-four billion, two hundred fifty-two million, four hundred forty-five thousand, one hundred sixty-five".