2016911666 has 16 divisors (see below), whose sum is σ = 3771887040. Its totient is φ = 785809680.

The previous prime is 2016911657. The next prime is 2016911669. The reversal of 2016911666 is 6661196102.

It is not an unprimeable number, because it can be changed into a prime (2016911669) 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, 6548261 + ... + 6548568.

It is an arithmetic number, because the mean of its divisors is an integer number (235742940).

Almost surely, 2^2016911666 is an apocalyptic number.

2016911666 is a deficient number, since it is larger than the sum of its proper divisors (1754975374).

2016911666 is a wasteful number, since it uses less digits than its factorization.

2016911666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13096849.

The product of its (nonzero) digits is 23328, while the sum is 38.

The square root of 2016911666 is about 44910.0397016079. The cubic root of 2016911666 is about 1263.4623144550.

The spelling of 2016911666 in words is "two billion, sixteen million, nine hundred eleven thousand, six hundred sixty-six".