109889197539312 has 80 divisors (see below), whose sum is σ = 285508274158080. Its totient is φ = 36420238310400.

The previous prime is 109889197539299. The next prime is 109889197539379. The reversal of 109889197539312 is 213935791988901.

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, 2215737 + ... + 14989592.

It is an arithmetic number, because the mean of its divisors is an integer number (3568853426976).

Almost surely, 2^{109889197539312} is an apocalyptic number.

109889197539312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

109889197539312 is an abundant number, since it is smaller than the sum of its proper divisors (175619076618768).

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

109889197539312 is a wasteful number, since it uses less digits than its factorization.

109889197539312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17206102 (or 17206096 counting only the distinct ones).

The product of its (nonzero) digits is 264539520, while the sum is 75.

The spelling of 109889197539312 in words is "one hundred nine trillion, eight hundred eighty-nine billion, one hundred ninety-seven million, five hundred thirty-nine thousand, three hundred twelve".