222244445689 has 16 divisors (see below), whose sum is σ = 255899145600. Its totient is φ = 189068129280.

The previous prime is 222244445663. The next prime is 222244445707. The reversal of 222244445689 is 986544442222.

It is a cyclic number.

It is not a de Polignac number, because 222244445689 - 2²⁵ = 222210891257 is a prime.

It is a super-2 number, since 2×222244445689² (a number of 23 digits) contains 22 as substring.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (222244445629) 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, 1255129 + ... + 1421209.

It is an arithmetic number, because the mean of its divisors is an integer number (15993696600).

Almost surely, 2^222244445689 is an apocalyptic number.

It is an amenable number.

222244445689 is a deficient number, since it is larger than the sum of its proper divisors (33654699911).

222244445689 is a wasteful number, since it uses less digits than its factorization.

222244445689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167520.

The product of its digits is 8847360, while the sum is 52.

The spelling of 222244445689 in words is "two hundred twenty-two billion, two hundred forty-four million, four hundred forty-five thousand, six hundred eighty-nine".