8386340913 has 28 divisors (see below), whose sum is σ = 12606508980. Its totient is φ = 5576332896.

The previous prime is 8386340903. The next prime is 8386340957. The reversal of 8386340913 is 3190436838.

8386340913 is a `hidden beast` number, since 8 + 3 + 8 + 634 + 0 + 9 + 1 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1520064144 + 6866276769 = 38988^2 + 82863^2 .

It is not a de Polignac number, because 8386340913 - 2⁶ = 8386340849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8386340903) 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 27 ways as a sum of consecutive naturals, for example, 268795 + ... + 298367.

Almost surely, 2^8386340913 is an apocalyptic number.

It is an amenable number.

8386340913 is a deficient number, since it is larger than the sum of its proper divisors (4220168067).

8386340913 is an equidigital number, since it uses as much as digits as its factorization.

8386340913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29980 (or 29965 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The square root of 8386340913 is about 91576.9671533186. The cubic root of 8386340913 is about 2031.6902867996.

The spelling of 8386340913 in words is "eight billion, three hundred eighty-six million, three hundred forty thousand, nine hundred thirteen".