8639994034 has 16 divisors (see below), whose sum is σ = 14822869248. Its totient is φ = 3699991872.

The previous prime is 8639994019. The next prime is 8639994071. The reversal of 8639994034 is 4304999368.

8639994034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 219754 + ... + 256069.

It is an arithmetic number, because the mean of its divisors is an integer number (926429328).

Almost surely, 2^8639994034 is an apocalyptic number.

8639994034 is a deficient number, since it is larger than the sum of its proper divisors (6182875214).

8639994034 is a wasteful number, since it uses less digits than its factorization.

8639994034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 477129.

The product of its (nonzero) digits is 5038848, while the sum is 55.

The square root of 8639994034 is about 92951.5682170021. The cubic root of 8639994034 is about 2051.9706637102.

The spelling of 8639994034 in words is "eight billion, six hundred thirty-nine million, nine hundred ninety-four thousand, thirty-four".