222808831056 has 160 divisors (see below), whose sum is σ = 731743800320. Its totient is φ = 63586809216.

The previous prime is 222808831027. The next prime is 222808831073. The reversal of 222808831056 is 650138808222.

222808831056 is a `hidden beast` number, since 2 + 2 + 280 + 8 + 8 + 310 + 56 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2628471 + ... + 2711913.

It is an arithmetic number, because the mean of its divisors is an integer number (4573398752).

Almost surely, 2^222808831056 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 222808831056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365871900160).

222808831056 is an abundant number, since it is smaller than the sum of its proper divisors (508934969264).

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

222808831056 is a wasteful number, since it uses less digits than its factorization.

222808831056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84350 (or 84338 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The spelling of 222808831056 in words is "two hundred twenty-two billion, eight hundred eight million, eight hundred thirty-one thousand, fifty-six".