222479185352 has 108 divisors (see below), whose sum is σ = 450366008715. Its totient is φ = 103019510880.

The previous prime is 222479185321. The next prime is 222479185391. The reversal of 222479185352 is 253581974222.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 111239592676 + 111239592676 = 333526^2 + 333526^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333526.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 222479185352.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 1698314327 + ... + 1698314457.

Almost surely, 2^222479185352 is an apocalyptic number.

It is an amenable number.

222479185352 is an abundant number, since it is smaller than the sum of its proper divisors (227886823363).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222479185352 is an equidigital number, since it uses as much as digits as its factorization.

222479185352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 219 counting only the distinct ones).

The product of its digits is 2419200, while the sum is 50.

Multiplying 222479185352 by its sum of digits (50), we get a square (11123959267600 = 3335260²).

The spelling of 222479185352 in words is "two hundred twenty-two billion, four hundred seventy-nine million, one hundred eighty-five thousand, three hundred fifty-two".