16216404443 has 2 divisors, whose sum is σ = 16216404444. Its totient is φ = 16216404442.

The previous prime is 16216404401. The next prime is 16216404509. The reversal of 16216404443 is 34440461261.

It is a weak prime.

It is an emirp because it is prime and its reverse (34440461261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16216404443 - 2¹⁴ = 16216388059 is a prime.

It is not a weakly prime, because it can be changed into another prime (16216404143) 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 as a sum of consecutive naturals, namely, 8108202221 + 8108202222.

It is an arithmetic number, because the mean of its divisors is an integer number (8108202222).

Almost surely, 2^16216404443 is an apocalyptic number.

16216404443 is a deficient number, since it is larger than the sum of its proper divisors (1).

16216404443 is an equidigital number, since it uses as much as digits as its factorization.

16216404443 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 55296, while the sum is 35.

The spelling of 16216404443 in words is "sixteen billion, two hundred sixteen million, four hundred four thousand, four hundred forty-three".