13232344042340 has 24 divisors (see below), whose sum is σ = 27806460192000. Its totient is φ = 5289406625888.

The previous prime is 13232344042339. The next prime is 13232344042343. The reversal of 13232344042340 is 4324044323231.

It is a self number, because there is not a number n which added to its sum of digits gives 13232344042340.

It is not an unprimeable number, because it can be changed into a prime (13232344042343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220656212 + ... + 220716171.

It is an arithmetic number, because the mean of its divisors is an integer number (1158602508000).

Almost surely, 2^{13232344042340} is an apocalyptic number.

13232344042340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13232344042340 is an abundant number, since it is smaller than the sum of its proper divisors (14574116149660).

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

13232344042340 is a wasteful number, since it uses less digits than its factorization.

13232344042340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441373891 (or 441373889 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 35.

Adding to 13232344042340 its reverse (4324044323231), we get a palindrome (17556388365571).

The spelling of 13232344042340 in words is "thirteen trillion, two hundred thirty-two billion, three hundred forty-four million, forty-two thousand, three hundred forty".