2222645314552 has 64 divisors (see below), whose sum is σ = 4526085564000. Its totient is φ = 1017162938880.

The previous prime is 2222645314457. The next prime is 2222645314601. The reversal of 2222645314552 is 2554135462222.

It is a junction number, because it is equal to n+sod(n) for n = 2222645314499 and 2222645314508.

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 15 ways as a sum of consecutive naturals, for example, 8722618 + ... + 8973814.

Almost surely, 2^{2222645314552} 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 2222645314552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2263042782000).

2222645314552 is an abundant number, since it is smaller than the sum of its proper divisors (2303440249448).

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

2222645314552 is a wasteful number, since it uses less digits than its factorization.

2222645314552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251936 (or 251932 counting only the distinct ones).

The product of its digits is 1152000, while the sum is 43.

The spelling of 2222645314552 in words is "two trillion, two hundred twenty-two billion, six hundred forty-five million, three hundred fourteen thousand, five hundred fifty-two".