16566360334339 has 2 divisors, whose sum is σ = 16566360334340. Its totient is φ = 16566360334338.

The previous prime is 16566360334331. The next prime is 16566360334369. The reversal of 16566360334339 is 93343306366561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16566360334339 - 2³ = 16566360334331 is a prime.

It is not a weakly prime, because it can be changed into another prime (16566360334331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8283180167169 + 8283180167170.

It is an arithmetic number, because the mean of its divisors is an integer number (8283180167170).

Almost surely, 2^{16566360334339} is an apocalyptic number.

16566360334339 is a deficient number, since it is larger than the sum of its proper divisors (1).

16566360334339 is an equidigital number, since it uses as much as digits as its factorization.

16566360334339 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56687040, while the sum is 58.

The spelling of 16566360334339 in words is "sixteen trillion, five hundred sixty-six billion, three hundred sixty million, three hundred thirty-four thousand, three hundred thirty-nine".