11135855218 has 16 divisors (see below), whose sum is σ = 16771662360. Its totient is φ = 5545321600.

The previous prime is 11135855209. The next prime is 11135855221. The reversal of 11135855218 is 81255853111.

It can be written as a sum of positive squares in 4 ways, for example, as 11119069809 + 16785409 = 105447^2 + 4097^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1536828 + ... + 1544056.

Almost surely, 2^11135855218 is an apocalyptic number.

11135855218 is a deficient number, since it is larger than the sum of its proper divisors (5635807142).

11135855218 is a wasteful number, since it uses less digits than its factorization.

11135855218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10253.

The product of its digits is 48000, while the sum is 40.

The spelling of 11135855218 in words is "eleven billion, one hundred thirty-five million, eight hundred fifty-five thousand, two hundred eighteen".