82316665302133 has 2 divisors, whose sum is σ = 82316665302134. Its totient is φ = 82316665302132.

The previous prime is 82316665302121. The next prime is 82316665302161. The reversal of 82316665302133 is 33120356661328.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44932648925124 + 37384016377009 = 6703182^2 + 6114247^2 .

It is a cyclic number.

It is not a de Polignac number, because 82316665302133 - 2³³ = 82308075367541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82316665302103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41158332651066 + 41158332651067.

It is an arithmetic number, because the mean of its divisors is an integer number (41158332651067).

Almost surely, 2^{82316665302133} is an apocalyptic number.

It is an amenable number.

82316665302133 is a deficient number, since it is larger than the sum of its proper divisors (1).

82316665302133 is an equidigital number, since it uses as much as digits as its factorization.

82316665302133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 82316665302133 in words is "eighty-two trillion, three hundred sixteen billion, six hundred sixty-five million, three hundred two thousand, one hundred thirty-three".