33020016149 has 2 divisors, whose sum is σ = 33020016150. Its totient is φ = 33020016148.

The previous prime is 33020016109. The next prime is 33020016173. The reversal of 33020016149 is 94161002033.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26500584100 + 6519432049 = 162790^2 + 80743^2 .

It is a cyclic number.

It is not a de Polignac number, because 33020016149 - 2³² = 28725048853 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33020016109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16510008074 + 16510008075.

It is an arithmetic number, because the mean of its divisors is an integer number (16510008075).

Almost surely, 2^33020016149 is an apocalyptic number.

It is an amenable number.

33020016149 is a deficient number, since it is larger than the sum of its proper divisors (1).

33020016149 is an equidigital number, since it uses as much as digits as its factorization.

33020016149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 29.

The spelling of 33020016149 in words is "thirty-three billion, twenty million, sixteen thousand, one hundred forty-nine".