988888887777772 has 12 divisors (see below), whose sum is σ = 1730580719586880. Its totient is φ = 494437253610096.

The previous prime is 988888887777761. The next prime is 988888887777793. The reversal of 988888887777772 is 277777788888889.

988888887777772 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 10.

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, 1797260247 + ... + 1797810382.

Almost surely, 2^{988888887777772} is an apocalyptic number.

It is an amenable number.

988888887777772 is a deficient number, since it is larger than the sum of its proper divisors (741691831809108).

988888887777772 is a wasteful number, since it uses less digits than its factorization.

988888887777772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3595139400 (or 3595139398 counting only the distinct ones).

The product of its digits is 4441101041664, while the sum is 109.

The spelling of 988888887777772 in words is "nine hundred eighty-eight trillion, eight hundred eighty-eight billion, eight hundred eighty-seven million, seven hundred seventy-seven thousand, seven hundred seventy-two".