13240433340311 has 8 divisors (see below), whose sum is σ = 13490790310800. Its totient is φ = 12990096276352.

The previous prime is 13240433340271. The next prime is 13240433340341. The reversal of 13240433340311 is 11304333404231.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13240433340311 - 2²⁶ = 13240366231447 is a prime.

It is a super-4 number, since 4×13240433340311⁴ (a number of 54 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13240433340341) 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, 3630386 + ... + 6297663.

It is an arithmetic number, because the mean of its divisors is an integer number (1686348788850).

Almost surely, 2^{13240433340311} is an apocalyptic number.

13240433340311 is a deficient number, since it is larger than the sum of its proper divisors (250356970489).

13240433340311 is an equidigital number, since it uses as much as digits as its factorization.

13240433340311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9953265.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 13240433340311 its reverse (11304333404231), we get a palindrome (24544766744542).

The spelling of 13240433340311 in words is "thirteen trillion, two hundred forty billion, four hundred thirty-three million, three hundred forty thousand, three hundred eleven".