999999000088 has 32 divisors (see below), whose sum is σ = 2045517734160. Its totient is φ = 454530503680.

The previous prime is 999999000083. The next prime is 999999000097. The reversal of 999999000088 is 880000999999.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 999998999990 and 999999000026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999999000083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2887356 + ... + 3215092.

Almost surely, 2^999999000088 is an apocalyptic number.

It is an amenable number.

999999000088 is an abundant number, since it is smaller than the sum of its proper divisors (1045518734072).

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

999999000088 is a wasteful number, since it uses less digits than its factorization.

999999000088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362427 (or 362423 counting only the distinct ones).

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

The spelling of 999999000088 in words is "nine hundred ninety-nine billion, nine hundred ninety-nine million, eighty-eight", and thus it is an aban number.