8009990999008 has 96 divisors (see below), whose sum is σ = 16949882910240. Its totient is φ = 3714912460800.

The previous prime is 8009990998937. The next prime is 8009990999069.

8009990999008 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5421958 + ... + 6739258.

It is an arithmetic number, because the mean of its divisors is an integer number (176561280315).

Almost surely, 2^{8009990999008} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8009990999008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8474941455120).

8009990999008 is an abundant number, since it is smaller than the sum of its proper divisors (8939891911232).

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

8009990999008 is a wasteful number, since it uses less digits than its factorization.

8009990999008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1317540 (or 1317532 counting only the distinct ones).

The product of its (nonzero) digits is 34012224, while the sum is 70.

The spelling of 8009990999008 in words is "eight trillion, nine billion, nine hundred ninety million, nine hundred ninety-nine thousand, eight".