6662116197 has 48 divisors (see below), whose sum is σ = 10580057280. Its totient is φ = 4006195200.

The previous prime is 6662116193. The next prime is 6662116211. The reversal of 6662116197 is 7916112666.

6662116197 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 6662116197 - 2² = 6662116193 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6662116193) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10392997 + ... + 10393637.

It is an arithmetic number, because the mean of its divisors is an integer number (220417860).

Almost surely, 2^6662116197 is an apocalyptic number.

It is an amenable number.

6662116197 is a deficient number, since it is larger than the sum of its proper divisors (3917941083).

6662116197 is a wasteful number, since it uses less digits than its factorization.

6662116197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314 (or 1311 counting only the distinct ones).

The product of its digits is 163296, while the sum is 45.

The square root of 6662116197 is about 81621.7875141190. The cubic root of 6662116197 is about 1881.6437447055.

The spelling of 6662116197 in words is "six billion, six hundred sixty-two million, one hundred sixteen thousand, one hundred ninety-seven".