222610445665056 has 144 divisors (see below), whose sum is σ = 674237794636224. Its totient is φ = 72197982284544.

The previous prime is 222610445665039. The next prime is 222610445665121. The reversal of 222610445665056 is 650566544016222.

222610445665056 is a `hidden beast` number, since 2 + 2 + 26 + 1 + 0 + 4 + 4 + 566 + 5 + 0 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 222610445664993 and 222610445665011.

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, 386575620 + ... + 387151043.

It is an arithmetic number, because the mean of its divisors is an integer number (4682206907196).

Almost surely, 2^{222610445665056} is an apocalyptic number.

It is an amenable number.

222610445665056 is an abundant number, since it is smaller than the sum of its proper divisors (451627348971168).

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

222610445665056 is an equidigital number, since it uses as much as digits as its factorization.

222610445665056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 773726725 (or 773726705 counting only the distinct ones).

The product of its (nonzero) digits is 20736000, while the sum is 54.

The spelling of 222610445665056 in words is "two hundred twenty-two trillion, six hundred ten billion, four hundred forty-five million, six hundred sixty-five thousand, fifty-six".