65340216233 has 2 divisors, whose sum is σ = 65340216234. Its totient is φ = 65340216232.

The previous prime is 65340216229. The next prime is 65340216299. The reversal of 65340216233 is 33261204356.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39415352089 + 25924864144 = 198533^2 + 161012^2 .

It is a cyclic number.

It is not a de Polignac number, because 65340216233 - 2² = 65340216229 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 65340216193 and 65340216202.

It is not a weakly prime, because it can be changed into another prime (65340216223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32670108116 + 32670108117.

It is an arithmetic number, because the mean of its divisors is an integer number (32670108117).

Almost surely, 2^65340216233 is an apocalyptic number.

It is an amenable number.

65340216233 is a deficient number, since it is larger than the sum of its proper divisors (1).

65340216233 is an equidigital number, since it uses as much as digits as its factorization.

65340216233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 35.

The spelling of 65340216233 in words is "sixty-five billion, three hundred forty million, two hundred sixteen thousand, two hundred thirty-three".