111986664480 has 384 divisors, whose sum is σ = 407891635200. Its totient is φ = 28661133312.

The previous prime is 111986664403. The next prime is 111986664529. The reversal of 111986664480 is 84466689111.

111986664480 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 21670857 + ... + 21676023.

It is an arithmetic number, because the mean of its divisors is an integer number (1062217800).

Almost surely, 2^111986664480 is an apocalyptic number.

111986664480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111986664480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (203945817600).

111986664480 is an abundant number, since it is smaller than the sum of its proper divisors (295904970720).

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

111986664480 is a wasteful number, since it uses less digits than its factorization.

111986664480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5393 (or 5379 counting only the distinct ones).

The product of its (nonzero) digits is 1990656, while the sum is 54.

The spelling of 111986664480 in words is "one hundred eleven billion, nine hundred eighty-six million, six hundred sixty-four thousand, four hundred eighty".