11340344240 has 40 divisors (see below), whose sum is σ = 26927294400. Its totient is φ = 4439622656.

The previous prime is 11340344233. The next prime is 11340344293. The reversal of 11340344240 is 4244304311.

It is a tau number, because it is divible by the number of its divisors (40).

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, 1504265 + ... + 1511784.

It is an arithmetic number, because the mean of its divisors is an integer number (673182360).

Almost surely, 2^11340344240 is an apocalyptic number.

11340344240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11340344240 is an abundant number, since it is smaller than the sum of its proper divisors (15586950160).

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

11340344240 is a wasteful number, since it uses less digits than its factorization.

11340344240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3016109 (or 3016103 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 11340344240 its reverse (4244304311), we get a palindrome (15584648551).

The spelling of 11340344240 in words is "eleven billion, three hundred forty million, three hundred forty-four thousand, two hundred forty".