6662116198 has 8 divisors (see below), whose sum is σ = 10427660208. Its totient is φ = 3186229464.

The previous prime is 6662116193. The next prime is 6662116211. The reversal of 6662116198 is 8916112666.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 144828613 = 6662116198 / (6 + 6 + 6 + 2 + 1 + 1 + 6 + 1 + 9 + 8).

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 3 ways as a sum of consecutive naturals, for example, 72414261 + ... + 72414352.

It is an arithmetic number, because the mean of its divisors is an integer number (1303457526).

Almost surely, 2^6662116198 is an apocalyptic number.

6662116198 is a deficient number, since it is larger than the sum of its proper divisors (3765544010).

6662116198 is a wasteful number, since it uses less digits than its factorization.

6662116198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144828638.

The product of its digits is 186624, while the sum is 46.

The square root of 6662116198 is about 81621.7875202449. The cubic root of 6662116198 is about 1881.6437447997.

The spelling of 6662116198 in words is "six billion, six hundred sixty-two million, one hundred sixteen thousand, one hundred ninety-eight".