1112235556689 has 20 divisors (see below), whose sum is σ = 1677618644416. Its totient is φ = 734291429976.

The previous prime is 1112235556669. The next prime is 1112235556867. The reversal of 1112235556689 is 9866555322111.

1112235556689 is a `hidden beast` number, since 1 + 1 + 1 + 2 + 2 + 3 + 5 + 556 + 6 + 89 = 666.

It is not a de Polignac number, because 1112235556689 - 2¹¹ = 1112235554641 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1112235556669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 66648469 + ... + 66665154.

Almost surely, 2^{1112235556689} is an apocalyptic number.

It is an amenable number.

1112235556689 is a deficient number, since it is larger than the sum of its proper divisors (565383087727).

1112235556689 is a wasteful number, since it uses less digits than its factorization.

1112235556689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133313738 (or 133313729 counting only the distinct ones).

The product of its digits is 3888000, while the sum is 54.

The spelling of 1112235556689 in words is "one trillion, one hundred twelve billion, two hundred thirty-five million, five hundred fifty-six thousand, six hundred eighty-nine".