222655655376 has 960 divisors, whose sum is σ = 854924328960. Its totient is φ = 52348032000.

The previous prime is 222655655329. The next prime is 222655655401. The reversal of 222655655376 is 673556556222.

222655655376 is a `hidden beast` number, since 2 + 2 + 2 + 6 + 5 + 565 + 5 + 3 + 76 = 666.

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 191 ways as a sum of consecutive naturals, for example, 672675531 + ... + 672675861.

It is an arithmetic number, because the mean of its divisors is an integer number (890546176).

Almost surely, 2^222655655376 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 222655655376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (427462164480).

222655655376 is an abundant number, since it is smaller than the sum of its proper divisors (632268673584).

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

222655655376 is a wasteful number, since it uses less digits than its factorization.

222655655376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516 (or 507 counting only the distinct ones).

The product of its digits is 22680000, while the sum is 54.

The spelling of 222655655376 in words is "two hundred twenty-two billion, six hundred fifty-five million, six hundred fifty-five thousand, three hundred seventy-six".