1112660117780 has 24 divisors (see below), whose sum is σ = 2438176954752. Its totient is φ = 425713436192.

The previous prime is 1112660117761. The next prime is 1112660117791. The reversal of 1112660117780 is 877110662111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1209412712 + ... + 1209413631.

It is an arithmetic number, because the mean of its divisors is an integer number (101590706448).

Almost surely, 2^{1112660117780} is an apocalyptic number.

1112660117780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112660117780 is an abundant number, since it is smaller than the sum of its proper divisors (1325516836972).

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

1112660117780 is a wasteful number, since it uses less digits than its factorization.

1112660117780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2418826375 (or 2418826373 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 41.

Adding to 1112660117780 its reverse (877110662111), we get a palindrome (1989770779891).

The spelling of 1112660117780 in words is "one trillion, one hundred twelve billion, six hundred sixty million, one hundred seventeen thousand, seven hundred eighty".