16443324422 has 16 divisors (see below), whose sum is σ = 28391354880. Its totient is φ = 6996439368.

The previous prime is 16443324421. The next prime is 16443324437. The reversal of 16443324422 is 22442334461.

It is a super-3 number, since 3×16443324422³ (a number of 32 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16443324421) 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, 4222958 + ... + 4226849.

It is an arithmetic number, because the mean of its divisors is an integer number (1774459680).

Almost surely, 2^16443324422 is an apocalyptic number.

16443324422 is a deficient number, since it is larger than the sum of its proper divisors (11948030458).

16443324422 is a wasteful number, since it uses less digits than its factorization.

16443324422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8449955.

The product of its digits is 110592, while the sum is 35.

Adding to 16443324422 its reverse (22442334461), we get a palindrome (38885658883).

The spelling of 16443324422 in words is "sixteen billion, four hundred forty-three million, three hundred twenty-four thousand, four hundred twenty-two".