8396816399 has 8 divisors (see below), whose sum is σ = 8454980688. Its totient is φ = 8338711680.

The previous prime is 8396816381. The next prime is 8396816401. The reversal of 8396816399 is 9936186938.

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

It is a cyclic number.

It is not a de Polignac number, because 8396816399 - 2¹⁶ = 8396750863 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 (8396816899) 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 7 ways as a sum of consecutive naturals, for example, 289319 + ... + 317015.

It is an arithmetic number, because the mean of its divisors is an integer number (1056872586).

Almost surely, 2^8396816399 is an apocalyptic number.

8396816399 is a deficient number, since it is larger than the sum of its proper divisors (58164289).

8396816399 is a wasteful number, since it uses less digits than its factorization.

8396816399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29785.

The product of its digits is 15116544, while the sum is 62.

The square root of 8396816399 is about 91634.1442858501. The cubic root of 8396816399 is about 2032.5358716191.

The spelling of 8396816399 in words is "eight billion, three hundred ninety-six million, eight hundred sixteen thousand, three hundred ninety-nine".