91833350166 has 24 divisors (see below), whose sum is σ = 199497266280. Its totient is φ = 30530346336.

The previous prime is 91833350159. The next prime is 91833350183. The reversal of 91833350166 is 66105333819.

91833350166 is a `hidden beast` number, since 9 + 1 + 83 + 3 + 3 + 501 + 66 = 666.

It is a super-2 number, since 2×91833350166² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6723855 + ... + 6737498.

It is an arithmetic number, because the mean of its divisors is an integer number (8312386095).

Almost surely, 2^91833350166 is an apocalyptic number.

91833350166 is an abundant number, since it is smaller than the sum of its proper divisors (107663916114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91833350166 is a wasteful number, since it uses less digits than its factorization.

91833350166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13461740 (or 13461737 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 91833350166 in words is "ninety-one billion, eight hundred thirty-three million, three hundred fifty thousand, one hundred sixty-six".