1116442568818 has 8 divisors (see below), whose sum is σ = 1680889370220. Its totient is φ = 556146112080.

The previous prime is 1116442568809. The next prime is 1116442568831. The reversal of 1116442568818 is 8188652446111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1115712650529 + 729918289 = 1056273^2 + 27017^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1037585493 + ... + 1037586568.

Almost surely, 2^{1116442568818} is an apocalyptic number.

1116442568818 is a deficient number, since it is larger than the sum of its proper divisors (564446801402).

1116442568818 is a wasteful number, since it uses less digits than its factorization.

1116442568818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2075172332.

The product of its digits is 2949120, while the sum is 55.

The spelling of 1116442568818 in words is "one trillion, one hundred sixteen billion, four hundred forty-two million, five hundred sixty-eight thousand, eight hundred eighteen".