13683744723 has 8 divisors (see below), whose sum is σ = 19903628736. Its totient is φ = 8293178600.

The previous prime is 13683744677. The next prime is 13683744727. The reversal of 13683744723 is 32744738631.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13683744723 - 2⁸ = 13683744467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13683744727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 207329433 + ... + 207329498.

It is an arithmetic number, because the mean of its divisors is an integer number (2487953592).

Almost surely, 2^13683744723 is an apocalyptic number.

13683744723 is a deficient number, since it is larger than the sum of its proper divisors (6219884013).

13683744723 is a wasteful number, since it uses less digits than its factorization.

13683744723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414658945.

The product of its digits is 2032128, while the sum is 48.

The spelling of 13683744723 in words is "thirteen billion, six hundred eighty-three million, seven hundred forty-four thousand, seven hundred twenty-three".