33040013333 has 4 divisors (see below), whose sum is σ = 33212997888. Its totient is φ = 32867028780.

The previous prime is 33040013327. The next prime is 33040013353. The reversal of 33040013333 is 33331004033.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33331004033 = 397 ⋅83957189.

It is a cyclic number.

It is not a de Polignac number, because 33040013333 - 2¹⁰ = 33040012309 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 33040013299 and 33040013308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33040013353) 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 3 ways as a sum of consecutive naturals, for example, 86491991 + ... + 86492372.

It is an arithmetic number, because the mean of its divisors is an integer number (8303249472).

Almost surely, 2^33040013333 is an apocalyptic number.

It is an amenable number.

33040013333 is a deficient number, since it is larger than the sum of its proper divisors (172984555).

33040013333 is a wasteful number, since it uses less digits than its factorization.

33040013333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172984554.

The product of its (nonzero) digits is 2916, while the sum is 23.

Adding to 33040013333 its reverse (33331004033), we get a palindrome (66371017366).

The spelling of 33040013333 in words is "thirty-three billion, forty million, thirteen thousand, three hundred thirty-three".