6818859196 has 24 divisors (see below), whose sum is σ = 12014081744. Its totient is φ = 3386292480.

The previous prime is 6818859193. The next prime is 6818859209. The reversal of 6818859196 is 6919588186.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6818859191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1492756 + ... + 1497316.

Almost surely, 2^6818859196 is an apocalyptic number.

It is an amenable number.

6818859196 is a deficient number, since it is larger than the sum of its proper divisors (5195222548).

6818859196 is a wasteful number, since it uses less digits than its factorization.

6818859196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7021 (or 7019 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 61.

The square root of 6818859196 is about 82576.3840089889. The cubic root of 6818859196 is about 1896.2863005823.

The spelling of 6818859196 in words is "six billion, eight hundred eighteen million, eight hundred fifty-nine thousand, one hundred ninety-six".