199084434499 has 2 divisors, whose sum is σ = 199084434500. Its totient is φ = 199084434498.

The previous prime is 199084434487. The next prime is 199084434503. The reversal of 199084434499 is 994434480991.

199084434499 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 199084434499 - 2⁷ = 199084434371 is a prime.

It is a super-2 number, since 2×199084434499² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 199084434499.

It is not a weakly prime, because it can be changed into another prime (199084434599) 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, 99542217249 + 99542217250.

It is an arithmetic number, because the mean of its divisors is an integer number (99542217250).

Almost surely, 2^199084434499 is an apocalyptic number.

199084434499 is a deficient number, since it is larger than the sum of its proper divisors (1).

199084434499 is an equidigital number, since it uses as much as digits as its factorization.

199084434499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40310784, while the sum is 64.

The spelling of 199084434499 in words is "one hundred ninety-nine billion, eighty-four million, four hundred thirty-four thousand, four hundred ninety-nine".