33439202113 has 8 divisors (see below), whose sum is σ = 35601831720. Its totient is φ = 31298307840.

The previous prime is 33439202089. The next prime is 33439202149. The reversal of 33439202113 is 31120293433.

It can be written as a sum of positive squares in 4 ways, for example, as 1779405489 + 31659796624 = 42183^2 + 177932^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33439202113 is a prime.

It is a super-2 number, since 2×33439202113² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33439203113) 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 in 7 ways as a sum of consecutive naturals, for example, 5430658 + ... + 5436811.

It is an arithmetic number, because the mean of its divisors is an integer number (4450228965).

Almost surely, 2^33439202113 is an apocalyptic number.

It is an amenable number.

33439202113 is a deficient number, since it is larger than the sum of its proper divisors (2162629607).

33439202113 is a wasteful number, since it uses less digits than its factorization.

33439202113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10867667.

The product of its (nonzero) digits is 11664, while the sum is 31.

Adding to 33439202113 its reverse (31120293433), we get a palindrome (64559495546).

The spelling of 33439202113 in words is "thirty-three billion, four hundred thirty-nine million, two hundred two thousand, one hundred thirteen".