13040113424 has 20 divisors (see below), whose sum is σ = 27208698636. Its totient is φ = 6018513792.

The previous prime is 13040113369. The next prime is 13040113439. The reversal of 13040113424 is 42431104031.

It can be written as a sum of positive squares in 2 ways, for example, as 8599223824 + 4440889600 = 92732^2 + 66640^2 .

It is a super-2 number, since 2×13040113424² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13040113424.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31346219 + ... + 31346634.

Almost surely, 2^13040113424 is an apocalyptic number.

It is an amenable number.

13040113424 is an abundant number, since it is smaller than the sum of its proper divisors (14168585212).

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

13040113424 is a wasteful number, since it uses less digits than its factorization.

13040113424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62692874 (or 62692868 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 13040113424 its reverse (42431104031), we get a palindrome (55471217455).

The spelling of 13040113424 in words is "thirteen billion, forty million, one hundred thirteen thousand, four hundred twenty-four".