11327091872 has 24 divisors (see below), whose sum is σ = 22678185600. Its totient is φ = 5567552704.

The previous prime is 11327091869. The next prime is 11327091883. The reversal of 11327091872 is 27819072311.

It is a happy number.

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, 2997872 + ... + 3001647.

It is an arithmetic number, because the mean of its divisors is an integer number (944924400).

Almost surely, 2^11327091872 is an apocalyptic number.

It is an amenable number.

11327091872 is an abundant number, since it is smaller than the sum of its proper divisors (11351093728).

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

11327091872 is an equidigital number, since it uses as much as digits as its factorization.

11327091872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5999588 (or 5999580 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 41.

The spelling of 11327091872 in words is "eleven billion, three hundred twenty-seven million, ninety-one thousand, eight hundred seventy-two".