78322671605333 has 2 divisors, whose sum is σ = 78322671605334. Its totient is φ = 78322671605332.

The previous prime is 78322671605327. The next prime is 78322671605341. The reversal of 78322671605333 is 33350617622387.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78280061150404 + 42610454929 = 8847602^2 + 206423^2 .

It is a cyclic number.

It is not a de Polignac number, because 78322671605333 - 2⁴ = 78322671605317 is a prime.

It is a super-2 number, since 2×78322671605333² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (78322671605033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39161335802666 + 39161335802667.

It is an arithmetic number, because the mean of its divisors is an integer number (39161335802667).

Almost surely, 2^{78322671605333} is an apocalyptic number.

It is an amenable number.

78322671605333 is a deficient number, since it is larger than the sum of its proper divisors (1).

78322671605333 is an equidigital number, since it uses as much as digits as its factorization.

78322671605333 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22861440, while the sum is 56.

The spelling of 78322671605333 in words is "seventy-eight trillion, three hundred twenty-two billion, six hundred seventy-one million, six hundred five thousand, three hundred thirty-three".