1116055600 has 90 divisors (see below), whose sum is σ = 2947367780. Its totient is φ = 405820800.

The previous prime is 1116055571. The next prime is 1116055601. The reversal of 1116055600 is 65506111.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (1116055601) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 36871 + ... + 59929.

Almost surely, 2^1116055600 is an apocalyptic number.

1116055600 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 1116055600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1473683890).

1116055600 is an abundant number, since it is smaller than the sum of its proper divisors (1831312180).

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

1116055600 is a wasteful number, since it uses less digits than its factorization.

1116055600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23099 (or 23077 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 25.

The square root of 1116055600 is about 33407.4183378483. The cubic root of 1116055600 is about 1037.2782629630.

The spelling of 1116055600 in words is "one billion, one hundred sixteen million, fifty-five thousand, six hundred".