16424331328 has 28 divisors (see below), whose sum is σ = 32718882492. Its totient is φ = 8180203520.

The previous prime is 16424331317. The next prime is 16424331331. The reversal of 16424331328 is 82313342461.

16424331328 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10764477504 + 5659853824 = 103752^2 + 75232^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 482833 + ... + 515728.

Almost surely, 2^16424331328 is an apocalyptic number.

It is an amenable number.

16424331328 is a deficient number, since it is larger than the sum of its proper divisors (16294551164).

16424331328 is an equidigital number, since it uses as much as digits as its factorization.

16424331328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 998830 (or 998820 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

Adding to 16424331328 its reverse (82313342461), we get a palindrome (98737673789).

The spelling of 16424331328 in words is "sixteen billion, four hundred twenty-four million, three hundred thirty-one thousand, three hundred twenty-eight".