6616116166 has 16 divisors (see below), whose sum is σ = 10915850448. Its totient is φ = 3007324320.

The previous prime is 6616116121. The next prime is 6616116191.

6616116166 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1240035 + ... + 1245358.

It is an arithmetic number, because the mean of its divisors is an integer number (682240653).

Almost surely, 2^6616116166 is an apocalyptic number.

6616116166 is a deficient number, since it is larger than the sum of its proper divisors (4299734282).

6616116166 is a wasteful number, since it uses less digits than its factorization.

6616116166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485428 (or 2485406 counting only the distinct ones).

The product of its digits is 46656, while the sum is 40.

The square root of 6616116166 is about 81339.5117147872. The cubic root of 6616116166 is about 1877.3029992182.

The spelling of 6616116166 in words is "six billion, six hundred sixteen million, one hundred sixteen thousand, one hundred sixty-six".