11671716717166 has 16 divisors (see below), whose sum is σ = 20222653564080. Its totient is φ = 4993247793280.

The previous prime is 11671716717161. The next prime is 11671716717203. The reversal of 11671716717166 is 66171761717611.

It is a super-2 number, since 2×11671716717166² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11671716717166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11671716717161) 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, 15603898981 + ... + 15603899728.

It is an arithmetic number, because the mean of its divisors is an integer number (1263915847755).

Almost surely, 2^{11671716717166} is an apocalyptic number.

11671716717166 is a deficient number, since it is larger than the sum of its proper divisors (8550936846914).

11671716717166 is a wasteful number, since it uses less digits than its factorization.

11671716717166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31207798739.

The product of its digits is 3111696, while the sum is 58.

The spelling of 11671716717166 in words is "eleven trillion, six hundred seventy-one billion, seven hundred sixteen million, seven hundred seventeen thousand, one hundred sixty-six".