16683371872033 has 2 divisors, whose sum is σ = 16683371872034. Its totient is φ = 16683371872032.

The previous prime is 16683371872031. The next prime is 16683371872087. The reversal of 16683371872033 is 33027817338661.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16240843580049 + 442528291984 = 4029993^2 + 665228^2 .

It is a cyclic number.

It is not a de Polignac number, because 16683371872033 - 2¹ = 16683371872031 is a prime.

Together with 16683371872031, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16683371872031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8341685936016 + 8341685936017.

It is an arithmetic number, because the mean of its divisors is an integer number (8341685936017).

Almost surely, 2^{16683371872033} is an apocalyptic number.

It is an amenable number.

16683371872033 is a deficient number, since it is larger than the sum of its proper divisors (1).

16683371872033 is an equidigital number, since it uses as much as digits as its factorization.

16683371872033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18289152, while the sum is 58.

The spelling of 16683371872033 in words is "sixteen trillion, six hundred eighty-three billion, three hundred seventy-one million, eight hundred seventy-two thousand, thirty-three".