6836873643 has 12 divisors (see below), whose sum is σ = 9879138360. Its totient is φ = 4556229216.

The previous prime is 6836873609. The next prime is 6836873647. The reversal of 6836873643 is 3463786386.

It is not a de Polignac number, because 6836873643 - 2⁸ = 6836873387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6836873643.

It is not an unprimeable number, because it can be changed into a prime (6836873647) 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 11 ways as a sum of consecutive naturals, for example, 114621 + ... + 163742.

It is an arithmetic number, because the mean of its divisors is an integer number (823261530).

Almost surely, 2^6836873643 is an apocalyptic number.

6836873643 is a deficient number, since it is larger than the sum of its proper divisors (3042264717).

6836873643 is a wasteful number, since it uses less digits than its factorization.

6836873643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281098 (or 281095 counting only the distinct ones).

The product of its digits is 10450944, while the sum is 54.

The square root of 6836873643 is about 82685.3895376928. The cubic root of 6836873643 is about 1897.9547375711.

The spelling of 6836873643 in words is "six billion, eight hundred thirty-six million, eight hundred seventy-three thousand, six hundred forty-three".