16775408033 has 2 divisors, whose sum is σ = 16775408034. Its totient is φ = 16775408032.

The previous prime is 16775408011. The next prime is 16775408051. The reversal of 16775408033 is 33080457761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12879526144 + 3895881889 = 113488^2 + 62417^2 .

It is a cyclic number.

It is not a de Polignac number, because 16775408033 - 2⁸ = 16775407777 is a prime.

It is not a weakly prime, because it can be changed into another prime (16775404033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8387704016 + 8387704017.

It is an arithmetic number, because the mean of its divisors is an integer number (8387704017).

Almost surely, 2^16775408033 is an apocalyptic number.

It is an amenable number.

16775408033 is a deficient number, since it is larger than the sum of its proper divisors (1).

16775408033 is an equidigital number, since it uses as much as digits as its factorization.

16775408033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 16775408033 in words is "sixteen billion, seven hundred seventy-five million, four hundred eight thousand, thirty-three".