8386896399 has 64 divisors (see below), whose sum is σ = 13965696000. Its totient is φ = 4459090944.

The previous prime is 8386896383. The next prime is 8386896443. The reversal of 8386896399 is 9936986838.

It is a Cunningham number, because it is equal to 91580²-1.

It is not a de Polignac number, because 8386896399 - 2⁴ = 8386896383 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8386896379) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1554184 + ... + 1559570.

It is an arithmetic number, because the mean of its divisors is an integer number (218214000).

Almost surely, 2^8386896399 is an apocalyptic number.

8386896399 is a gapful number since it is divisible by the number (89) formed by its first and last digit.

8386896399 is a deficient number, since it is larger than the sum of its proper divisors (5578799601).

8386896399 is a wasteful number, since it uses less digits than its factorization.

8386896399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5517 (or 5503 counting only the distinct ones).

The product of its digits is 120932352, while the sum is 69.

The square root of 8386896399 is about 91579.9999945403. Note that the first 5 decimals coincide. The cubic root of 8386896399 is about 2031.7351434940.

The spelling of 8386896399 in words is "eight billion, three hundred eighty-six million, eight hundred ninety-six thousand, three hundred ninety-nine".