1116831176020 has 144 divisors (see below), whose sum is σ = 2782904802048. Its totient is φ = 375260471040.

The previous prime is 1116831176017. The next prime is 1116831176029. The reversal of 1116831176020 is 206711386111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116831176029) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47305539 + ... + 47329141.

It is an arithmetic number, because the mean of its divisors is an integer number (19325727792).

Almost surely, 2^{1116831176020} is an apocalyptic number.

1116831176020 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 1116831176020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1391452401024).

1116831176020 is an abundant number, since it is smaller than the sum of its proper divisors (1666073626028).

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

1116831176020 is a wasteful number, since it uses less digits than its factorization.

1116831176020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24590 (or 24581 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 37.

The spelling of 1116831176020 in words is "one trillion, one hundred sixteen billion, eight hundred thirty-one million, one hundred seventy-six thousand, twenty".