16846845229 has 2 divisors, whose sum is σ = 16846845230. Its totient is φ = 16846845228.

The previous prime is 16846845221. The next prime is 16846845269. The reversal of 16846845229 is 92254864861.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13381168329 + 3465676900 = 115677^2 + 58870^2 .

It is an emirp because it is prime and its reverse (92254864861) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16846845229 - 2³ = 16846845221 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16846845229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16846845221) 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, 8423422614 + 8423422615.

It is an arithmetic number, because the mean of its divisors is an integer number (8423422615).

Almost surely, 2^16846845229 is an apocalyptic number.

It is an amenable number.

16846845229 is a deficient number, since it is larger than the sum of its proper divisors (1).

16846845229 is an equidigital number, since it uses as much as digits as its factorization.

16846845229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6635520, while the sum is 55.

The spelling of 16846845229 in words is "sixteen billion, eight hundred forty-six million, eight hundred forty-five thousand, two hundred twenty-nine".