11147399180 has 48 divisors (see below), whose sum is σ = 24653825280. Its totient is φ = 4222185408.

The previous prime is 11147399173. The next prime is 11147399191. The reversal of 11147399180 is 8199374111.

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, 914687 + ... + 926793.

It is an arithmetic number, because the mean of its divisors is an integer number (513621360).

Almost surely, 2^11147399180 is an apocalyptic number.

11147399180 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11147399180 is an abundant number, since it is smaller than the sum of its proper divisors (13506426100).

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

11147399180 is a wasteful number, since it uses less digits than its factorization.

11147399180 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14558 (or 14556 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 44.

The spelling of 11147399180 in words is "eleven billion, one hundred forty-seven million, three hundred ninety-nine thousand, one hundred eighty".