1118585185872 has 80 divisors (see below), whose sum is σ = 3602715935232. Its totient is φ = 290541605760.

The previous prime is 1118585185871. The next prime is 1118585185931. The reversal of 1118585185872 is 2785815858111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118585185871) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151320058 + ... + 151327449.

Almost surely, 2^{1118585185872} is an apocalyptic number.

1118585185872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1118585185872 is an abundant number, since it is smaller than the sum of its proper divisors (2484130749360).

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

1118585185872 is a wasteful number, since it uses less digits than its factorization.

1118585185872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302647536 (or 302647530 counting only the distinct ones).

The product of its digits is 7168000, while the sum is 60.

The spelling of 1118585185872 in words is "one trillion, one hundred eighteen billion, five hundred eighty-five million, one hundred eighty-five thousand, eight hundred seventy-two".