222666622392 has 128 divisors (see below), whose sum is σ = 579093926400. Its totient is φ = 71295178752.

The previous prime is 222666622313. The next prime is 222666622403. The reversal of 222666622392 is 293226666222.

222666622392 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27041508 + ... + 27049740.

It is an arithmetic number, because the mean of its divisors is an integer number (4524171300).

Almost surely, 2^222666622392 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 222666622392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (289546963200).

222666622392 is an abundant number, since it is smaller than the sum of its proper divisors (356427304008).

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

222666622392 is a wasteful number, since it uses less digits than its factorization.

222666622392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8717 (or 8713 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 48.

The spelling of 222666622392 in words is "two hundred twenty-two billion, six hundred sixty-six million, six hundred twenty-two thousand, three hundred ninety-two".