13648324689 has 16 divisors (see below), whose sum is σ = 20649949440. Its totient is φ = 8905289040.

The previous prime is 13648324681. The next prime is 13648324691. The reversal of 13648324689 is 98642384631.

13648324689 is a `hidden beast` number, since 136 + 48 + 3 + 2 + 468 + 9 = 666.

It is not a de Polignac number, because 13648324689 - 2³ = 13648324681 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13648324681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5376322 + ... + 5378859.

It is an arithmetic number, because the mean of its divisors is an integer number (1290621840).

Almost surely, 2^13648324689 is an apocalyptic number.

It is an amenable number.

13648324689 is a deficient number, since it is larger than the sum of its proper divisors (7001624751).

13648324689 is a wasteful number, since it uses less digits than its factorization.

13648324689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10755237 (or 10755231 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 54.

The spelling of 13648324689 in words is "thirteen billion, six hundred forty-eight million, three hundred twenty-four thousand, six hundred eighty-nine".