16198366829 has 2 divisors, whose sum is σ = 16198366830. Its totient is φ = 16198366828.

The previous prime is 16198366801. The next prime is 16198366867. The reversal of 16198366829 is 92866389161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14440828900 + 1757537929 = 120170^2 + 41923^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16198366829 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16198366889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8099183414 + 8099183415.

It is an arithmetic number, because the mean of its divisors is an integer number (8099183415).

Almost surely, 2^16198366829 is an apocalyptic number.

It is an amenable number.

16198366829 is a deficient number, since it is larger than the sum of its proper divisors (1).

16198366829 is an equidigital number, since it uses as much as digits as its factorization.

16198366829 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6718464, while the sum is 59.

The spelling of 16198366829 in words is "sixteen billion, one hundred ninety-eight million, three hundred sixty-six thousand, eight hundred twenty-nine".