13504440412 has 12 divisors (see below), whose sum is σ = 24271494520. Its totient is φ = 6569727696.

The previous prime is 13504440403. The next prime is 13504440421. The reversal of 13504440412 is 21404440531.

13504440412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (13504440403) and next prime (13504440421).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45622962 + ... + 45623257.

Almost surely, 2^13504440412 is an apocalyptic number.

It is an amenable number.

13504440412 is a deficient number, since it is larger than the sum of its proper divisors (10767054108).

13504440412 is a wasteful number, since it uses less digits than its factorization.

13504440412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91246260 (or 91246258 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 13504440412 its reverse (21404440531), we get a palindrome (34908880943).

The spelling of 13504440412 in words is "thirteen billion, five hundred four million, four hundred forty thousand, four hundred twelve".