33240323013209 has 4 divisors (see below), whose sum is σ = 35797270937316. Its totient is φ = 30683375089104.

The previous prime is 33240323013197. The next prime is 33240323013217. The reversal of 33240323013209 is 90231032304233.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20617956490000 + 12622366523209 = 4540700^2 + 3552797^2 .

It is a cyclic number.

It is not a de Polignac number, because 33240323013209 - 2⁴ = 33240323013193 is a prime.

It is a super-2 number, since 2×33240323013209² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (33240323013509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1278473962034 + ... + 1278473962059.

It is an arithmetic number, because the mean of its divisors is an integer number (8949317734329).

Almost surely, 2^{33240323013209} is an apocalyptic number.

It is an amenable number.

33240323013209 is a deficient number, since it is larger than the sum of its proper divisors (2556947924107).

33240323013209 is a wasteful number, since it uses less digits than its factorization.

33240323013209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2556947924106.

The product of its (nonzero) digits is 69984, while the sum is 35.

The spelling of 33240323013209 in words is "thirty-three trillion, two hundred forty billion, three hundred twenty-three million, thirteen thousand, two hundred nine".