13820807736 has 64 divisors (see below), whose sum is σ = 38865146400. Its totient is φ = 4606930080.

The previous prime is 13820807723. The next prime is 13820807753. The reversal of 13820807736 is 63770802831.

13820807736 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13820807691 and 13820807700.

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 15 ways as a sum of consecutive naturals, for example, 377475 + ... + 412466.

Almost surely, 2^13820807736 is an apocalyptic number.

It is an amenable number.

13820807736 is an abundant number, since it is smaller than the sum of its proper divisors (25044338664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13820807736 is an frugal number, since it uses more digits than its factorization.

13820807736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789968 (or 789946 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 45.

The spelling of 13820807736 in words is "thirteen billion, eight hundred twenty million, eight hundred seven thousand, seven hundred thirty-six".