13739716643 has 2 divisors, whose sum is σ = 13739716644. Its totient is φ = 13739716642.

The previous prime is 13739716633. The next prime is 13739716667. The reversal of 13739716643 is 34661793731.

13739716643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13739716643 is a prime.

It is a super-3 number, since 3×13739716643³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13739716591 and 13739716600.

It is not a weakly prime, because it can be changed into another prime (13739716633) by changing a digit.

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 as a sum of consecutive naturals, namely, 6869858321 + 6869858322.

It is an arithmetic number, because the mean of its divisors is an integer number (6869858322).

Almost surely, 2^13739716643 is an apocalyptic number.

13739716643 is a deficient number, since it is larger than the sum of its proper divisors (1).

13739716643 is an equidigital number, since it uses as much as digits as its factorization.

13739716643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608, while the sum is 50.

The spelling of 13739716643 in words is "thirteen billion, seven hundred thirty-nine million, seven hundred sixteen thousand, six hundred forty-three".