11256799218 has 32 divisors (see below), whose sum is σ = 25772273664. Its totient is φ = 3210922512.

The previous prime is 11256799207. The next prime is 11256799259. The reversal of 11256799218 is 81299765211.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 195280 + ... + 246267.

It is an arithmetic number, because the mean of its divisors is an integer number (805383552).

Almost surely, 2^11256799218 is an apocalyptic number.

11256799218 is an abundant number, since it is smaller than the sum of its proper divisors (14515474446).

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

11256799218 is a wasteful number, since it uses less digits than its factorization.

11256799218 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442166.

The product of its digits is 544320, while the sum is 51.

The spelling of 11256799218 in words is "eleven billion, two hundred fifty-six million, seven hundred ninety-nine thousand, two hundred eighteen".