9181134009166 has 16 divisors (see below), whose sum is σ = 15742613551104. Its totient is φ = 3933890048664.

The previous prime is 9181134009149. The next prime is 9181134009181. The reversal of 9181134009166 is 6619004311819.

9181134009166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73407750 + ... + 73532713.

It is an arithmetic number, because the mean of its divisors is an integer number (983913346944).

Almost surely, 2^{9181134009166} is an apocalyptic number.

9181134009166 is a deficient number, since it is larger than the sum of its proper divisors (6561479541938).

9181134009166 is a wasteful number, since it uses less digits than its factorization.

9181134009166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146944935.

The product of its (nonzero) digits is 279936, while the sum is 49.

The spelling of 9181134009166 in words is "nine trillion, one hundred eighty-one billion, one hundred thirty-four million, nine thousand, one hundred sixty-six".