834208834209 has 8 divisors (see below), whose sum is σ = 1112335322112. Its totient is φ = 556110784560.

The previous prime is 834208834177. The next prime is 834208834219. The reversal of 834208834209 is 902438802438.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 834208834209 - 2⁵ = 834208834177 is a prime.

It is not an unprimeable number, because it can be changed into a prime (834208834219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7041022 + ... + 7158519.

It is an arithmetic number, because the mean of its divisors is an integer number (139041915264).

Almost surely, 2^834208834209 is an apocalyptic number.

It is an amenable number.

834208834209 is a deficient number, since it is larger than the sum of its proper divisors (278126487903).

834208834209 is a wasteful number, since it uses less digits than its factorization.

834208834209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14219127.

The product of its (nonzero) digits is 2654208, while the sum is 51.

The spelling of 834208834209 in words is "eight hundred thirty-four billion, two hundred eight million, eight hundred thirty-four thousand, two hundred nine".