16926683573729 has 2 divisors, whose sum is σ = 16926683573730. Its totient is φ = 16926683573728.

The previous prime is 16926683573719. The next prime is 16926683573741. The reversal of 16926683573729 is 92737538662961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15174515120704 + 1752168453025 = 3895448^2 + 1323695^2 .

It is a cyclic number.

It is not a de Polignac number, because 16926683573729 - 2¹⁶ = 16926683508193 is a prime.

It is not a weakly prime, because it can be changed into another prime (16926683573719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8463341786864 + 8463341786865.

It is an arithmetic number, because the mean of its divisors is an integer number (8463341786865).

Almost surely, 2^{16926683573729} is an apocalyptic number.

It is an amenable number.

16926683573729 is a deficient number, since it is larger than the sum of its proper divisors (1).

16926683573729 is an equidigital number, since it uses as much as digits as its factorization.

16926683573729 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1234517760, while the sum is 74.

The spelling of 16926683573729 in words is "sixteen trillion, nine hundred twenty-six billion, six hundred eighty-three million, five hundred seventy-three thousand, seven hundred twenty-nine".