9384340434839 has 4 divisors (see below), whose sum is σ = 9393531758520. Its totient is φ = 9375149111160.

The previous prime is 9384340434793. The next prime is 9384340434871.

9384340434839 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9384340434839 - 2¹² = 9384340430743 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9384340437839) 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 in 3 ways as a sum of consecutive naturals, for example, 4595660309 + ... + 4595662350.

It is an arithmetic number, because the mean of its divisors is an integer number (2348382939630).

Almost surely, 2^{9384340434839} is an apocalyptic number.

9384340434839 is a deficient number, since it is larger than the sum of its proper divisors (9191323681).

9384340434839 is a wasteful number, since it uses less digits than its factorization.

9384340434839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9191323680.

The product of its (nonzero) digits is 107495424, while the sum is 62.

The spelling of 9384340434839 in words is "nine trillion, three hundred eighty-four billion, three hundred forty million, four hundred thirty-four thousand, eight hundred thirty-nine".