222157358656 has 56 divisors (see below), whose sum is σ = 451027109120. Its totient is φ = 108541734912.

The previous prime is 222157358627. The next prime is 222157358677. The reversal of 222157358656 is 656853751222.

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 7 ways as a sum of consecutive naturals, for example, 263941 + ... + 716923.

It is an arithmetic number, because the mean of its divisors is an integer number (8054055520).

Almost surely, 2^222157358656 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 222157358656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225513554560).

222157358656 is an abundant number, since it is smaller than the sum of its proper divisors (228869750464).

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

222157358656 is an equidigital number, since it uses as much as digits as its factorization.

222157358656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 453171 (or 453161 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 52.

The spelling of 222157358656 in words is "two hundred twenty-two billion, one hundred fifty-seven million, three hundred fifty-eight thousand, six hundred fifty-six".