8243161694 has 8 divisors (see below), whose sum is σ = 12380823840. Its totient is φ = 4116220416.

The previous prime is 8243161691. The next prime is 8243161697. The reversal of 8243161694 is 4961613428.

It is an interprime number because it is at equal distance from previous prime (8243161691) and next prime (8243161697).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8243161691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2678294 + ... + 2681369.

It is an arithmetic number, because the mean of its divisors is an integer number (1547602980).

Almost surely, 2^8243161694 is an apocalyptic number.

8243161694 is a deficient number, since it is larger than the sum of its proper divisors (4137662146).

8243161694 is a wasteful number, since it uses less digits than its factorization.

8243161694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5360434.

The product of its digits is 248832, while the sum is 44.

The square root of 8243161694 is about 90791.8591835193. The cubic root of 8243161694 is about 2020.0615683943.

The spelling of 8243161694 in words is "eight billion, two hundred forty-three million, one hundred sixty-one thousand, six hundred ninety-four".