6789811339 has 4 divisors (see below), whose sum is σ = 7189212024. Its totient is φ = 6390410656.

The previous prime is 6789811333. The next prime is 6789811349. The reversal of 6789811339 is 9331189876.

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 6789811339 - 2⁵ = 6789811307 is a prime.

It is a super-2 number, since 2×6789811339² = 92203076038425945842, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 6789811339.

It is not an unprimeable number, because it can be changed into a prime (6789811333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199700317 + ... + 199700350.

It is an arithmetic number, because the mean of its divisors is an integer number (1797303006).

Almost surely, 2^6789811339 is an apocalyptic number.

6789811339 is a deficient number, since it is larger than the sum of its proper divisors (399400685).

6789811339 is a wasteful number, since it uses less digits than its factorization.

6789811339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399400684.

The product of its digits is 1959552, while the sum is 55.

The square root of 6789811339 is about 82400.3115224694. The cubic root of 6789811339 is about 1893.5897862057.

The spelling of 6789811339 in words is "six billion, seven hundred eighty-nine million, eight hundred eleven thousand, three hundred thirty-nine".