33240323013217 has 2 divisors, whose sum is σ = 33240323013218. Its totient is φ = 33240323013216.

The previous prime is 33240323013197. The next prime is 33240323013223. The reversal of 33240323013217 is 71231032304233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19226111488081 + 14014211525136 = 4384759^2 + 3743556^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33240323013217 is a prime.

It is a super-2 number, since 2×33240323013217² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (33240323013277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16620161506608 + 16620161506609.

It is an arithmetic number, because the mean of its divisors is an integer number (16620161506609).

Almost surely, 2^{33240323013217} is an apocalyptic number.

It is an amenable number.

33240323013217 is a deficient number, since it is larger than the sum of its proper divisors (1).

33240323013217 is an equidigital number, since it uses as much as digits as its factorization.

33240323013217 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 34.

The spelling of 33240323013217 in words is "thirty-three trillion, two hundred forty billion, three hundred twenty-three million, thirteen thousand, two hundred seventeen".