8078547818 has 24 divisors (see below), whose sum is σ = 13362541920. Its totient is φ = 3660225800.

The previous prime is 8078547817. The next prime is 8078547857. The reversal of 8078547818 is 8187458708.

It is a super-2 number, since 2×8078547818² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8078547817) 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 11 ways as a sum of consecutive naturals, for example, 21593 + ... + 128931.

It is an arithmetic number, because the mean of its divisors is an integer number (556772580).

Almost surely, 2^8078547818 is an apocalyptic number.

8078547818 is a deficient number, since it is larger than the sum of its proper divisors (5283994102).

8078547818 is a wasteful number, since it uses less digits than its factorization.

8078547818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107674 (or 107663 counting only the distinct ones).

The product of its (nonzero) digits is 4014080, while the sum is 56.

The square root of 8078547818 is about 89880.7421976477. The cubic root of 8078547818 is about 2006.5243448188.

The spelling of 8078547818 in words is "eight billion, seventy-eight million, five hundred forty-seven thousand, eight hundred eighteen".