8165449311 has 8 divisors (see below), whose sum is σ = 10987149360. Its totient is φ = 5393691072.

The previous prime is 8165449289. The next prime is 8165449319. The reversal of 8165449311 is 1139445618.

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

It is not a de Polignac number, because 8165449311 - 2⁶ = 8165449247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8165449319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12485070 + ... + 12485723.

It is an arithmetic number, because the mean of its divisors is an integer number (1373393670).

Almost surely, 2^8165449311 is an apocalyptic number.

8165449311 is a deficient number, since it is larger than the sum of its proper divisors (2821700049).

8165449311 is a wasteful number, since it uses less digits than its factorization.

8165449311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24970905.

The product of its digits is 103680, while the sum is 42.

The square root of 8165449311 is about 90362.8757344519. The cubic root of 8165449311 is about 2013.6934730085.

The spelling of 8165449311 in words is "eight billion, one hundred sixty-five million, four hundred forty-nine thousand, three hundred eleven".