222098906268 has 72 divisors (see below), whose sum is σ = 574118475840. Its totient is φ = 72362165760.

The previous prime is 222098906243. The next prime is 222098906273. The reversal of 222098906268 is 862609890222.

222098906268 is a `hidden beast` number, since 2 + 2 + 2 + 0 + 9 + 8 + 9 + 0 + 626 + 8 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1201368 + ... + 1373856.

It is an arithmetic number, because the mean of its divisors is an integer number (7973867720).

Almost surely, 2^222098906268 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 222098906268, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (287059237920).

222098906268 is an abundant number, since it is smaller than the sum of its proper divisors (352019569572).

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

222098906268 is a wasteful number, since it uses less digits than its factorization.

222098906268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173307 (or 173302 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 222098906268 in words is "two hundred twenty-two billion, ninety-eight million, nine hundred six thousand, two hundred sixty-eight".