13723653904 has 15 divisors (see below), whose sum is σ = 26590487367. Its totient is φ = 6861592656.

The previous prime is 13723653901. The next prime is 13723653919. The reversal of 13723653904 is 40935632731.

It is a happy number.

The square root of 13723653904 is 117148.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13723653901) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 453949 + ... + 483235.

Almost surely, 2^13723653904 is an apocalyptic number.

13723653904 is the 117148-th square number.

It is an amenable number.

13723653904 is a deficient number, since it is larger than the sum of its proper divisors (12866833463).

13723653904 is an frugal number, since it uses more digits than its factorization.

13723653904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58582 (or 29289 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 43.

The spelling of 13723653904 in words is "thirteen billion, seven hundred twenty-three million, six hundred fifty-three thousand, nine hundred four".