1116032688 has 160 divisors (see below), whose sum is σ = 3275236800. Its totient is φ = 363792384.

The previous prime is 1116032653. The next prime is 1116032699. The reversal of 1116032688 is 8862306111.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6450970 + ... + 6451142.

It is an arithmetic number, because the mean of its divisors is an integer number (20470230).

Almost surely, 2^1116032688 is an apocalyptic number.

1116032688 is a gapful number since it is divisible by the number (18) 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 1116032688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1637618400).

1116032688 is an abundant number, since it is smaller than the sum of its proper divisors (2159204112).

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

1116032688 is a wasteful number, since it uses less digits than its factorization.

1116032688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436 (or 424 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 1116032688 is about 33407.0754182404. The cubic root of 1116032688 is about 1037.2711646661.

Adding to 1116032688 its reverse (8862306111), we get a palindrome (9978338799).

The spelling of 1116032688 in words is "one billion, one hundred sixteen million, thirty-two thousand, six hundred eighty-eight".