6694227816 has 32 divisors (see below), whose sum is σ = 16985358240. Its totient is φ = 2198104128.

The previous prime is 6694227811. The next prime is 6694227833. The reversal of 6694227816 is 6187224966.

It is not an unprimeable number, because it can be changed into a prime (6694227811) 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, 2079931 + ... + 2083146.

It is an arithmetic number, because the mean of its divisors is an integer number (530792445).

Almost surely, 2^6694227816 is an apocalyptic number.

It is an amenable number.

6694227816 is an abundant number, since it is smaller than the sum of its proper divisors (10291130424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6694227816 is a wasteful number, since it uses less digits than its factorization.

6694227816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4163153 (or 4163149 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 51.

The square root of 6694227816 is about 81818.2608957194. The cubic root of 6694227816 is about 1884.6620952658.

The spelling of 6694227816 in words is "six billion, six hundred ninety-four million, two hundred twenty-seven thousand, eight hundred sixteen".