111354486912 has 320 divisors, whose sum is σ = 356669236440. Its totient is φ = 34358722560.

The previous prime is 111354486863. The next prime is 111354486931. The reversal of 111354486912 is 219684453111.

111354486912 is a `hidden beast` number, since 1 + 1 + 13 + 544 + 8 + 6 + 91 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 81170289216 + 30184197696 = 284904^2 + 173736^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10746438 + ... + 10756794.

Almost surely, 2^111354486912 is an apocalyptic number.

111354486912 is a gapful number since it is divisible by the number (12) 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 111354486912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (178334618220).

111354486912 is an abundant number, since it is smaller than the sum of its proper divisors (245314749528).

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

111354486912 is a wasteful number, since it uses less digits than its factorization.

111354486912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10461 (or 10440 counting only the distinct ones).

The product of its digits is 207360, while the sum is 45.

The spelling of 111354486912 in words is "one hundred eleven billion, three hundred fifty-four million, four hundred eighty-six thousand, nine hundred twelve".