8193186165 has 16 divisors (see below), whose sum is σ = 13187599488. Its totient is φ = 4343532096.

The previous prime is 8193186163. The next prime is 8193186203. The reversal of 8193186165 is 5616813918.

It is not a de Polignac number, because 8193186165 - 2¹ = 8193186163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8193186163) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1632862 + ... + 1637871.

It is an arithmetic number, because the mean of its divisors is an integer number (824224968).

Almost surely, 2^8193186165 is an apocalyptic number.

It is an amenable number.

8193186165 is a deficient number, since it is larger than the sum of its proper divisors (4994413323).

8193186165 is a wasteful number, since it uses less digits than its factorization.

8193186165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3270908.

The product of its digits is 311040, while the sum is 48.

The square root of 8193186165 is about 90516.2204524692. The cubic root of 8193186165 is about 2015.9709716369.

The spelling of 8193186165 in words is "eight billion, one hundred ninety-three million, one hundred eighty-six thousand, one hundred sixty-five".