13340423121441 has 16 divisors (see below), whose sum is σ = 19331217702720. Its totient is φ = 8134174716480.

The previous prime is 13340423121391. The next prime is 13340423121449. The reversal of 13340423121441 is 14412132404331.

It is a happy number.

It is not a de Polignac number, because 13340423121441 - 2⁷ = 13340423121313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13340423121449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1569088095 + ... + 1569096596.

It is an arithmetic number, because the mean of its divisors is an integer number (1208201106420).

Almost surely, 2^{13340423121441} is an apocalyptic number.

It is an amenable number.

13340423121441 is a deficient number, since it is larger than the sum of its proper divisors (5990794581279).

13340423121441 is a wasteful number, since it uses less digits than its factorization.

13340423121441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3138184816.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 13340423121441 its reverse (14412132404331), we get a palindrome (27752555525772).

The spelling of 13340423121441 in words is "thirteen trillion, three hundred forty billion, four hundred twenty-three million, one hundred twenty-one thousand, four hundred forty-one".