33034780809 has 12 divisors (see below), whose sum is σ = 48139180596. Its totient is φ = 21828291072.

The previous prime is 33034780777. The next prime is 33034780829. The reversal of 33034780809 is 90808743033.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2338689600 + 30696091209 = 48360^2 + 175203^2 .

It is not a de Polignac number, because 33034780809 - 2⁵ = 33034780777 is a prime.

It is not an unprimeable number, because it can be changed into a prime (33034780829) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16240272 + ... + 16242305.

It is an arithmetic number, because the mean of its divisors is an integer number (4011598383).

Almost surely, 2^33034780809 is an apocalyptic number.

It is an amenable number.

33034780809 is a deficient number, since it is larger than the sum of its proper divisors (15104399787).

33034780809 is a wasteful number, since it uses less digits than its factorization.

33034780809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32482696 (or 32482693 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 33034780809 in words is "thirty-three billion, thirty-four million, seven hundred eighty thousand, eight hundred nine".