999998881104 has 40 divisors (see below), whose sum is σ = 2585286193792. Its totient is φ = 333080605440.

The previous prime is 999998881099. The next prime is 999998881111. The reversal of 999998881104 is 401188899999.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7822024 + ... + 7948839.

Almost surely, 2^999998881104 is an apocalyptic number.

It is an amenable number.

999998881104 is an abundant number, since it is smaller than the sum of its proper divisors (1585287312688).

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

999998881104 is a wasteful number, since it uses less digits than its factorization.

999998881104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15772195 (or 15772189 counting only the distinct ones).

The product of its (nonzero) digits is 120932352, while the sum is 75.

The spelling of 999998881104 in words is "nine hundred ninety-nine billion, nine hundred ninety-eight million, eight hundred eighty-one thousand, one hundred four".