1116645412560 has 160 divisors (see below), whose sum is σ = 3575900556288. Its totient is φ = 287954042880.

The previous prime is 1116645412549. The next prime is 1116645412579. The reversal of 1116645412560 is 652145466111.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10160464 + ... + 10269776.

Almost surely, 2^{1116645412560} is an apocalyptic number.

1116645412560 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 1116645412560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1787950278144).

1116645412560 is an abundant number, since it is smaller than the sum of its proper divisors (2459255143728).

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

1116645412560 is a wasteful number, since it uses less digits than its factorization.

1116645412560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110733 (or 110727 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 1116645412560 in words is "one trillion, one hundred sixteen billion, six hundred forty-five million, four hundred twelve thousand, five hundred sixty".