6842434059 has 24 divisors (see below), whose sum is σ = 10319063040. Its totient is φ = 4360825392.

The previous prime is 6842434021. The next prime is 6842434069. The reversal of 6842434059 is 9504342486.

It is not a de Polignac number, because 6842434059 - 2²⁰ = 6841385483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6842434069) 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 23 ways as a sum of consecutive naturals, for example, 401302 + ... + 418004.

It is an arithmetic number, because the mean of its divisors is an integer number (429960960).

Almost surely, 2^6842434059 is an apocalyptic number.

6842434059 is a gapful number since it is divisible by the number (69) formed by its first and last digit.

6842434059 is a deficient number, since it is larger than the sum of its proper divisors (3476628981).

6842434059 is a wasteful number, since it uses less digits than its factorization.

6842434059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18711 (or 18708 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The square root of 6842434059 is about 82719.0066369272. The cubic root of 6842434059 is about 1898.4691324396.

The spelling of 6842434059 in words is "six billion, eight hundred forty-two million, four hundred thirty-four thousand, fifty-nine".