16804680143 has 2 divisors, whose sum is σ = 16804680144. Its totient is φ = 16804680142.

The previous prime is 16804680121. The next prime is 16804680157. The reversal of 16804680143 is 34108640861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16804680143 - 2³² = 12509712847 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16804680143.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16804680743) 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, 8402340071 + 8402340072.

It is an arithmetic number, because the mean of its divisors is an integer number (8402340072).

Almost surely, 2^16804680143 is an apocalyptic number.

16804680143 is a deficient number, since it is larger than the sum of its proper divisors (1).

16804680143 is an equidigital number, since it uses as much as digits as its factorization.

16804680143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 110592, while the sum is 41.

The spelling of 16804680143 in words is "sixteen billion, eight hundred four million, six hundred eighty thousand, one hundred forty-three".