166093911863 has 8 divisors (see below), whose sum is σ = 181611824016. Its totient is φ = 150645744000.

The previous prime is 166093911847. The next prime is 166093911869. The reversal of 166093911863 is 368119390661.

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

It is a cyclic number.

It is not a de Polignac number, because 166093911863 - 2⁴ = 166093911847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166093911869) 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, 17431088 + ... + 17440613.

It is an arithmetic number, because the mean of its divisors is an integer number (22701478002).

Almost surely, 2^166093911863 is an apocalyptic number.

166093911863 is a deficient number, since it is larger than the sum of its proper divisors (15517912153).

166093911863 is a wasteful number, since it uses less digits than its factorization.

166093911863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34872145.

The product of its (nonzero) digits is 1259712, while the sum is 53.

The spelling of 166093911863 in words is "one hundred sixty-six billion, ninety-three million, nine hundred eleven thousand, eight hundred sixty-three".