13343442240 has 112 divisors (see below), whose sum is σ = 42946003008. Its totient is φ = 3509489664.

The previous prime is 13343442199. The next prime is 13343442257. The reversal of 13343442240 is 4224434331.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 13343442198 and 13343442207.

It is a congruent number.

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, 25122 + ... + 165281.

Almost surely, 2^13343442240 is an apocalyptic number.

13343442240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13343442240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21473001504).

13343442240 is an abundant number, since it is smaller than the sum of its proper divisors (29602560768).

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

13343442240 is a wasteful number, since it uses less digits than its factorization.

13343442240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190496 (or 190486 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 13343442240 its reverse (4224434331), we get a palindrome (17567876571).

The spelling of 13343442240 in words is "thirteen billion, three hundred forty-three million, four hundred forty-two thousand, two hundred forty".