8343443518 has 16 divisors (see below), whose sum is σ = 12674952576. Its totient is φ = 4118704920.

The previous prime is 8343443503. The next prime is 8343443567. The reversal of 8343443518 is 8153443438.

It is a super-2 number, since 2×8343443518² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7005 + ... + 129367.

It is an arithmetic number, because the mean of its divisors is an integer number (792184536).

Almost surely, 2^8343443518 is an apocalyptic number.

8343443518 is a deficient number, since it is larger than the sum of its proper divisors (4331509058).

8343443518 is a wasteful number, since it uses less digits than its factorization.

8343443518 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122799.

The product of its digits is 552960, while the sum is 43.

The square root of 8343443518 is about 91342.4518939578. The cubic root of 8343443518 is about 2028.2202296473.

The spelling of 8343443518 in words is "eight billion, three hundred forty-three million, four hundred forty-three thousand, five hundred eighteen".