16944464222 has 16 divisors (see below), whose sum is σ = 29523845472. Its totient is φ = 7142865120.

The previous prime is 16944464221. The next prime is 16944464237. The reversal of 16944464222 is 22246444961.

It is a happy number.

It is a super-2 number, since 2×16944464222² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16944464221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9919793 + ... + 9921500.

It is an arithmetic number, because the mean of its divisors is an integer number (1845240342).

Almost surely, 2^16944464222 is an apocalyptic number.

16944464222 is a deficient number, since it is larger than the sum of its proper divisors (12579381250).

16944464222 is a wasteful number, since it uses less digits than its factorization.

16944464222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19841363.

The product of its digits is 663552, while the sum is 44.

The spelling of 16944464222 in words is "sixteen billion, nine hundred forty-four million, four hundred sixty-four thousand, two hundred twenty-two".