13243042511340 has 48 divisors (see below), whose sum is σ = 37217347560960. Its totient is φ = 3518446714560.

The previous prime is 13243042511317. The next prime is 13243042511353. The reversal of 13243042511340 is 4311524034231.

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, 407211370 + ... + 407243889.

It is an arithmetic number, because the mean of its divisors is an integer number (775361407520).

Almost surely, 2^{13243042511340} is an apocalyptic number.

13243042511340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13243042511340 is an abundant number, since it is smaller than the sum of its proper divisors (23974305049620).

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

13243042511340 is a wasteful number, since it uses less digits than its factorization.

13243042511340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 814455542 (or 814455540 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 13243042511340 its reverse (4311524034231), we get a palindrome (17554566545571).

The spelling of 13243042511340 in words is "thirteen trillion, two hundred forty-three billion, forty-two million, five hundred eleven thousand, three hundred forty".