222180764344 has 96 divisors (see below), whose sum is σ = 524629778400. Its totient is φ = 86347008000.

The previous prime is 222180764321. The next prime is 222180764363. The reversal of 222180764344 is 443467081222.

It is a happy number.

222180764344 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 222180764344.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2676292 + ... + 2758060.

It is an arithmetic number, because the mean of its divisors is an integer number (5464893525).

Almost surely, 2^222180764344 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 222180764344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262314889200).

222180764344 is an abundant number, since it is smaller than the sum of its proper divisors (302449014056).

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

222180764344 is a wasteful number, since it uses less digits than its factorization.

222180764344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82205 (or 82190 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 43.

The spelling of 222180764344 in words is "two hundred twenty-two billion, one hundred eighty million, seven hundred sixty-four thousand, three hundred forty-four".