116515161166 has 16 divisors (see below), whose sum is σ = 180945947520. Its totient is φ = 56210999040.

The previous prime is 116515161163. The next prime is 116515161181. The reversal of 116515161166 is 661161515611.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116515161163) 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, 2767351 + ... + 2809138.

It is an arithmetic number, because the mean of its divisors is an integer number (11309121720).

Almost surely, 2^116515161166 is an apocalyptic number.

116515161166 is a deficient number, since it is larger than the sum of its proper divisors (64430786354).

116515161166 is a wasteful number, since it uses less digits than its factorization.

116515161166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5576859.

The product of its digits is 32400, while the sum is 40.

Adding to 116515161166 its reverse (661161515611), we get a palindrome (777676676777).

The spelling of 116515161166 in words is "one hundred sixteen billion, five hundred fifteen million, one hundred sixty-one thousand, one hundred sixty-six".