13256743324 has 12 divisors (see below), whose sum is σ = 25308328248. Its totient is φ = 6025792400.

The previous prime is 13256743319. The next prime is 13256743333. The reversal of 13256743324 is 42334765231.

13256743324 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 150644767 + ... + 150644854.

It is an arithmetic number, because the mean of its divisors is an integer number (2109027354).

Almost surely, 2^13256743324 is an apocalyptic number.

It is an amenable number.

13256743324 is a deficient number, since it is larger than the sum of its proper divisors (12051584924).

13256743324 is a wasteful number, since it uses less digits than its factorization.

13256743324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301289636 (or 301289634 counting only the distinct ones).

The product of its digits is 362880, while the sum is 40.

The spelling of 13256743324 in words is "thirteen billion, two hundred fifty-six million, seven hundred forty-three thousand, three hundred twenty-four".