13424505212511 has 12 divisors (see below), whose sum is σ = 19915031757192. Its totient is φ = 8707787164656.

The previous prime is 13424505212501. The next prime is 13424505212539. The reversal of 13424505212511 is 11521250542431.

13424505212511 is a `hidden beast` number, since 1 + 3 + 4 + 24 + 505 + 2 + 125 + 1 + 1 = 666.

It is not a de Polignac number, because 13424505212511 - 2¹¹ = 13424505210463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13424505212501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20156914401 + ... + 20156915066.

It is an arithmetic number, because the mean of its divisors is an integer number (1659585979766).

Almost surely, 2^{13424505212511} is an apocalyptic number.

13424505212511 is a deficient number, since it is larger than the sum of its proper divisors (6490526544681).

13424505212511 is a wasteful number, since it uses less digits than its factorization.

13424505212511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40313829510 (or 40313829507 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

Adding to 13424505212511 its reverse (11521250542431), we get a palindrome (24945755754942).

The spelling of 13424505212511 in words is "thirteen trillion, four hundred twenty-four billion, five hundred five million, two hundred twelve thousand, five hundred eleven".