116671666 has 32 divisors (see below), whose sum is σ = 188717760. Its totient is φ = 53934336.

The previous prime is 116671657. The next prime is 116671741. The reversal of 116671666 is 666176611.

It is a super-3 number, since 3×116671666³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379885 + ... + 380191.

It is an arithmetic number, because the mean of its divisors is an integer number (5897430).

Almost surely, 2^116671666 is an apocalyptic number.

116671666 is a deficient number, since it is larger than the sum of its proper divisors (72046094).

116671666 is a wasteful number, since it uses less digits than its factorization.

116671666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538.

The product of its digits is 54432, while the sum is 40.

The square root of 116671666 is about 10801.4659190315. The cubic root of 116671666 is about 488.6393823919.

The spelling of 116671666 in words is "one hundred sixteen million, six hundred seventy-one thousand, six hundred sixty-six".