222264013728 has 96 divisors (see below), whose sum is σ = 589058870400. Its totient is φ = 73375497216.

The previous prime is 222264013723. The next prime is 222264013739. The reversal of 222264013728 is 827310462222.

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (222264013723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37803493 + ... + 37809371.

It is an arithmetic number, because the mean of its divisors is an integer number (6136029900).

Almost surely, 2^222264013728 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 222264013728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294529435200).

222264013728 is an abundant number, since it is smaller than the sum of its proper divisors (366794856672).

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

222264013728 is a wasteful number, since it uses less digits than its factorization.

222264013728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9614 (or 9606 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 39.

The spelling of 222264013728 in words is "two hundred twenty-two billion, two hundred sixty-four million, thirteen thousand, seven hundred twenty-eight".