9164169805 has 32 divisors (see below), whose sum is σ = 12919348224. Its totient is φ = 6108638976.

The previous prime is 9164169803. The next prime is 9164169809. The reversal of 9164169805 is 5089614619.

9164169805 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9164169805 - 2¹ = 9164169803 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 (9164169803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1840299 + ... + 1845271.

It is an arithmetic number, because the mean of its divisors is an integer number (403729632).

Almost surely, 2^9164169805 is an apocalyptic number.

It is an amenable number.

9164169805 is a deficient number, since it is larger than the sum of its proper divisors (3755178419).

9164169805 is a wasteful number, since it uses less digits than its factorization.

9164169805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6445.

The product of its (nonzero) digits is 466560, while the sum is 49.

The square root of 9164169805 is about 95729.6704527912. The cubic root of 9164169805 is about 2092.6553556503.

The spelling of 9164169805 in words is "nine billion, one hundred sixty-four million, one hundred sixty-nine thousand, eight hundred five".