13849316573 has 2 divisors, whose sum is σ = 13849316574. Its totient is φ = 13849316572.

The previous prime is 13849316563. The next prime is 13849316603. The reversal of 13849316573 is 37561394831.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12607247524 + 1242069049 = 112282^2 + 35243^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13849316573 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13849316563) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6924658286 + 6924658287.

It is an arithmetic number, because the mean of its divisors is an integer number (6924658287).

Almost surely, 2^13849316573 is an apocalyptic number.

It is an amenable number.

13849316573 is a deficient number, since it is larger than the sum of its proper divisors (1).

13849316573 is an equidigital number, since it uses as much as digits as its factorization.

13849316573 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1632960, while the sum is 50.

The spelling of 13849316573 in words is "thirteen billion, eight hundred forty-nine million, three hundred sixteen thousand, five hundred seventy-three".