6842845766339 has 4 divisors (see below), whose sum is σ = 7464922654200. Its totient is φ = 6220768878480.

The previous prime is 6842845766297. The next prime is 6842845766369. The reversal of 6842845766339 is 9336675482486.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6842845766339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6842845766369) 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 in 3 ways as a sum of consecutive naturals, for example, 311038443914 + ... + 311038443935.

It is an arithmetic number, because the mean of its divisors is an integer number (1866230663550).

Almost surely, 2^{6842845766339} is an apocalyptic number.

6842845766339 is a deficient number, since it is larger than the sum of its proper divisors (622076887861).

6842845766339 is a wasteful number, since it uses less digits than its factorization.

6842845766339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622076887860.

The product of its digits is 1254113280, while the sum is 71.

The spelling of 6842845766339 in words is "six trillion, eight hundred forty-two billion, eight hundred forty-five million, seven hundred sixty-six thousand, three hundred thirty-nine".