16660201166 has 16 divisors (see below), whose sum is σ = 28562772480. Its totient is φ = 7139479320.

The previous prime is 16660201139. The next prime is 16660201171. The reversal of 16660201166 is 66110206661.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146495 + ... + 234053.

It is an arithmetic number, because the mean of its divisors is an integer number (1785173280).

Almost surely, 2^16660201166 is an apocalyptic number.

16660201166 is a deficient number, since it is larger than the sum of its proper divisors (11902571314).

16660201166 is a wasteful number, since it uses less digits than its factorization.

16660201166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101159.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 16660201166 in words is "sixteen billion, six hundred sixty million, two hundred one thousand, one hundred sixty-six".