33006537213 has 16 divisors (see below), whose sum is σ = 48549955776. Its totient is φ = 19816306560.

The previous prime is 33006537199. The next prime is 33006537247. The reversal of 33006537213 is 31273560033.

It is not a de Polignac number, because 33006537213 - 2⁶ = 33006537149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33006535213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10319395 + ... + 10322592.

It is an arithmetic number, because the mean of its divisors is an integer number (3034372236).

Almost surely, 2^33006537213 is an apocalyptic number.

It is an amenable number.

33006537213 is a deficient number, since it is larger than the sum of its proper divisors (15543418563).

33006537213 is a wasteful number, since it uses less digits than its factorization.

33006537213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20642044.

The product of its (nonzero) digits is 34020, while the sum is 33.

The spelling of 33006537213 in words is "thirty-three billion, six million, five hundred thirty-seven thousand, two hundred thirteen".