8113636399 has 16 divisors (see below), whose sum is σ = 9128090880. Its totient is φ = 7148848000.

The previous prime is 8113636397. The next prime is 8113636409. The reversal of 8113636399 is 9936363118.

It is not a de Polignac number, because 8113636399 - 2¹ = 8113636397 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 (8113636397) 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, 41962 + ... + 134119.

It is an arithmetic number, because the mean of its divisors is an integer number (570505680).

Almost surely, 2^8113636399 is an apocalyptic number.

8113636399 is a deficient number, since it is larger than the sum of its proper divisors (1014454481).

8113636399 is a wasteful number, since it uses less digits than its factorization.

8113636399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176222.

The product of its digits is 629856, while the sum is 49.

The square root of 8113636399 is about 90075.7259143661. The cubic root of 8113636399 is about 2009.4252128245.

The spelling of 8113636399 in words is "eight billion, one hundred thirteen million, six hundred thirty-six thousand, three hundred ninety-nine".