33009999959 has 2 divisors, whose sum is σ = 33009999960. Its totient is φ = 33009999958.

The previous prime is 33009999941. The next prime is 33010000007. The reversal of 33009999959 is 95999990033.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 33009999959 - 2²⁰ = 33008951383 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 33009999895 and 33009999904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (33009999929) 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, 16504999979 + 16504999980.

It is an arithmetic number, because the mean of its divisors is an integer number (16504999980).

Almost surely, 2^33009999959 is an apocalyptic number.

33009999959 is a deficient number, since it is larger than the sum of its proper divisors (1).

33009999959 is an equidigital number, since it uses as much as digits as its factorization.

33009999959 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 23914845, while the sum is 65.

The spelling of 33009999959 in words is "thirty-three billion, nine million, nine hundred ninety-nine thousand, nine hundred fifty-nine".