33616055689 has 2 divisors, whose sum is σ = 33616055690. Its totient is φ = 33616055688.

The previous prime is 33616055639. The next prime is 33616055713. The reversal of 33616055689 is 98655061633.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33528539664 + 87516025 = 183108^2 + 9355^2 .

It is a cyclic number.

It is not a de Polignac number, because 33616055689 - 2²¹ = 33613958537 is a prime.

It is a super-2 number, since 2×33616055689² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33616055609) 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, 16808027844 + 16808027845.

It is an arithmetic number, because the mean of its divisors is an integer number (16808027845).

Almost surely, 2^33616055689 is an apocalyptic number.

It is an amenable number.

33616055689 is a deficient number, since it is larger than the sum of its proper divisors (1).

33616055689 is an equidigital number, since it uses as much as digits as its factorization.

33616055689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3499200, while the sum is 52.

The spelling of 33616055689 in words is "thirty-three billion, six hundred sixteen million, fifty-five thousand, six hundred eighty-nine".