33069187009 has 2 divisors, whose sum is σ = 33069187010. Its totient is φ = 33069187008.

The previous prime is 33069186991. The next prime is 33069187037. The reversal of 33069187009 is 90078196033.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16775430400 + 16293756609 = 129520^2 + 127647^2 .

It is a cyclic number.

It is not a de Polignac number, because 33069187009 - 2¹⁷ = 33069055937 is a prime.

It is a super-2 number, since 2×33069187009² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 33069187009.

It is not a weakly prime, because it can be changed into another prime (33069187309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16534593504 + 16534593505.

It is an arithmetic number, because the mean of its divisors is an integer number (16534593505).

Almost surely, 2^33069187009 is an apocalyptic number.

It is an amenable number.

33069187009 is a deficient number, since it is larger than the sum of its proper divisors (1).

33069187009 is an equidigital number, since it uses as much as digits as its factorization.

33069187009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 33069187009 in words is "thirty-three billion, sixty-nine million, one hundred eighty-seven thousand, nine".