222668508756 has 24 divisors (see below), whose sum is σ = 520161917184. Its totient is φ = 74136827200.

The previous prime is 222668508749. The next prime is 222668508869. The reversal of 222668508756 is 657805866222.

222668508756 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222668508696 and 222668508705.

It is a congruent number.

It is an unprimeable number.

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, 10740345 + ... + 10761056.

It is an arithmetic number, because the mean of its divisors is an integer number (21673413216).

Almost surely, 2^222668508756 is an apocalyptic number.

It is an amenable number.

222668508756 is an abundant number, since it is smaller than the sum of its proper divisors (297493408428).

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

222668508756 is a wasteful number, since it uses less digits than its factorization.

222668508756 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21502271 (or 21502269 counting only the distinct ones).

The product of its (nonzero) digits is 19353600, while the sum is 57.

The spelling of 222668508756 in words is "two hundred twenty-two billion, six hundred sixty-eight million, five hundred eight thousand, seven hundred fifty-six".