16443165222 has 24 divisors (see below), whose sum is σ = 38865663720. Its totient is φ = 4982777280.

The previous prime is 16443165197. The next prime is 16443165239. The reversal of 16443165222 is 22256134461.

16443165222 is a `hidden beast` number, since 1 + 644 + 3 + 1 + 6 + 5 + 2 + 2 + 2 = 666.

It is a super-3 number, since 3×16443165222³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41522947 + ... + 41523342.

It is an arithmetic number, because the mean of its divisors is an integer number (1619402655).

Almost surely, 2^16443165222 is an apocalyptic number.

16443165222 is an abundant number, since it is smaller than the sum of its proper divisors (22422498498).

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

16443165222 is a wasteful number, since it uses less digits than its factorization.

16443165222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83046308 (or 83046305 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

Adding to 16443165222 its reverse (22256134461), we get a palindrome (38699299683).

The spelling of 16443165222 in words is "sixteen billion, four hundred forty-three million, one hundred sixty-five thousand, two hundred twenty-two".