33839794369 has 16 divisors (see below), whose sum is σ = 36308895120. Its totient is φ = 31475001600.

The previous prime is 33839794343. The next prime is 33839794403. The reversal of 33839794369 is 96349793833.

It can be written as a sum of positive squares in 8 ways, for example, as 2161134144 + 31678660225 = 46488^2 + 177985^2 .

It is a cyclic number.

It is not a de Polignac number, because 33839794369 - 2⁹ = 33839793857 is a prime.

It is a super-2 number, since 2×33839794369² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33839794369.

It is not an unprimeable number, because it can be changed into a prime (33839792369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47754 + ... + 264499.

It is an arithmetic number, because the mean of its divisors is an integer number (2269305945).

Almost surely, 2^33839794369 is an apocalyptic number.

It is an amenable number.

33839794369 is a deficient number, since it is larger than the sum of its proper divisors (2469100751).

33839794369 is a wasteful number, since it uses less digits than its factorization.

33839794369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312420.

The product of its digits is 79361856, while the sum is 64.

The spelling of 33839794369 in words is "thirty-three billion, eight hundred thirty-nine million, seven hundred ninety-four thousand, three hundred sixty-nine".