6798108899 has 4 divisors (see below), whose sum is σ = 6832617264. Its totient is φ = 6763600536.

The previous prime is 6798108887. The next prime is 6798108929. The reversal of 6798108899 is 9988018976.

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-6798108899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6798108829) 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 3 ways as a sum of consecutive naturals, for example, 17253887 + ... + 17254280.

It is an arithmetic number, because the mean of its divisors is an integer number (1708154316).

Almost surely, 2^6798108899 is an apocalyptic number.

6798108899 is a deficient number, since it is larger than the sum of its proper divisors (34508365).

6798108899 is a wasteful number, since it uses less digits than its factorization.

6798108899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34508364.

The product of its (nonzero) digits is 15676416, while the sum is 65.

The square root of 6798108899 is about 82450.6452309501. The cubic root of 6798108899 is about 1894.3608326072.

The spelling of 6798108899 in words is "six billion, seven hundred ninety-eight million, one hundred eight thousand, eight hundred ninety-nine".