8334785641818 has 32 divisors (see below), whose sum is σ = 17286546542400. Its totient is φ = 2675901142656.

The previous prime is 8334785641813. The next prime is 8334785641837. The reversal of 8334785641818 is 8181465874338.

It is not an unprimeable number, because it can be changed into a prime (8334785641811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58487596 + ... + 58629927.

It is an arithmetic number, because the mean of its divisors is an integer number (540204579450).

Almost surely, 2^{8334785641818} is an apocalyptic number.

8334785641818 is an abundant number, since it is smaller than the sum of its proper divisors (8951760900582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8334785641818 is a wasteful number, since it uses less digits than its factorization.

8334785641818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117117966.

The product of its digits is 123863040, while the sum is 66.

The spelling of 8334785641818 in words is "eight trillion, three hundred thirty-four billion, seven hundred eighty-five million, six hundred forty-one thousand, eight hundred eighteen".