16852768443 has 32 divisors (see below), whose sum is σ = 28547788800. Its totient is φ = 9625428288.

The previous prime is 16852768441. The next prime is 16852768459. The reversal of 16852768443 is 34486725861.

It is a happy number.

16852768443 is a `hidden beast` number, since 16 + 8 + 527 + 68 + 4 + 43 = 666.

It is not a de Polignac number, because 16852768443 - 2¹ = 16852768441 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16852768443.

It is not an unprimeable number, because it can be changed into a prime (16852768441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 384223 + ... + 425831.

It is an arithmetic number, because the mean of its divisors is an integer number (892118400).

Almost surely, 2^16852768443 is an apocalyptic number.

16852768443 is a deficient number, since it is larger than the sum of its proper divisors (11695020357).

16852768443 is a wasteful number, since it uses less digits than its factorization.

16852768443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43768 (or 43762 counting only the distinct ones).

The product of its digits is 7741440, while the sum is 54.

The spelling of 16852768443 in words is "sixteen billion, eight hundred fifty-two million, seven hundred sixty-eight thousand, four hundred forty-three".