33040244413 has 32 divisors (see below), whose sum is σ = 38459473920. Its totient is φ = 28051848960.

The previous prime is 33040244399. The next prime is 33040244449. The reversal of 33040244413 is 31444204033.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33040244413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33040241413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14969556 + ... + 14971762.

It is an arithmetic number, because the mean of its divisors is an integer number (1201858560).

Almost surely, 2^33040244413 is an apocalyptic number.

It is an amenable number.

33040244413 is a deficient number, since it is larger than the sum of its proper divisors (5419229507).

33040244413 is a wasteful number, since it uses less digits than its factorization.

33040244413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2817.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 33040244413 its reverse (31444204033), we get a palindrome (64484448446).

The spelling of 33040244413 in words is "thirty-three billion, forty million, two hundred forty-four thousand, four hundred thirteen".