13440244033220 has 48 divisors (see below), whose sum is σ = 28415112600000. Its totient is φ = 5339894958720.

The previous prime is 13440244033211. The next prime is 13440244033241. The reversal of 13440244033220 is 2233044204431.

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, 1085495 + ... + 5297054.

It is an arithmetic number, because the mean of its divisors is an integer number (591981512500).

Almost surely, 2^{13440244033220} is an apocalyptic number.

13440244033220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13440244033220 is an abundant number, since it is smaller than the sum of its proper divisors (14974868566780).

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

13440244033220 is a wasteful number, since it uses less digits than its factorization.

13440244033220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6383268 (or 6383266 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 13440244033220 its reverse (2233044204431), we get a palindrome (15673288237651).

The spelling of 13440244033220 in words is "thirteen trillion, four hundred forty billion, two hundred forty-four million, thirty-three thousand, two hundred twenty".