8899910199988 has 12 divisors (see below), whose sum is σ = 16111906396740. Its totient is φ = 4296508372352.

The previous prime is 8899910199941. The next prime is 8899910199997.

8899910199988 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 7211308710544 + 1688601489444 = 2685388^2 + 1299462^2 .

It is a junction number, because it is equal to n+sod(n) for n = 8899910199899 and 8899910199908.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38361681781 + ... + 38361682012.

It is an arithmetic number, because the mean of its divisors is an integer number (1342658866395).

Almost surely, 2^{8899910199988} is an apocalyptic number.

It is an amenable number.

8899910199988 is a deficient number, since it is larger than the sum of its proper divisors (7211996196752).

8899910199988 is a wasteful number, since it uses less digits than its factorization.

8899910199988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76723363826 (or 76723363824 counting only the distinct ones).

The product of its (nonzero) digits is 2176782336, while the sum is 88.

The spelling of 8899910199988 in words is "eight trillion, eight hundred ninety-nine billion, nine hundred ten million, one hundred ninety-nine thousand, nine hundred eighty-eight".