13140034233440 has 48 divisors (see below), whose sum is σ = 31800485304000. Its totient is φ = 5127818234880.

The previous prime is 13140034233427. The next prime is 13140034233449. The reversal of 13140034233440 is 4433243004131.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 13140034233397 and 13140034233406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13140034233449) 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, 1001520440 + ... + 1001533559.

It is an arithmetic number, because the mean of its divisors is an integer number (662510110500).

Almost surely, 2^{13140034233440} is an apocalyptic number.

13140034233440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13140034233440 is an abundant number, since it is smaller than the sum of its proper divisors (18660451070560).

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

13140034233440 is a wasteful number, since it uses less digits than its factorization.

13140034233440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003054055 (or 2003054047 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 13140034233440 its reverse (4433243004131), we get a palindrome (17573277237571).

The spelling of 13140034233440 in words is "thirteen trillion, one hundred forty billion, thirty-four million, two hundred thirty-three thousand, four hundred forty".