82065335384999 has 2 divisors, whose sum is σ = 82065335385000. Its totient is φ = 82065335384998.

The previous prime is 82065335384959. The next prime is 82065335385023. The reversal of 82065335384999 is 99948353356028.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82065335384999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82065335384909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41032667692499 + 41032667692500.

It is an arithmetic number, because the mean of its divisors is an integer number (41032667692500).

Almost surely, 2^{82065335384999} is an apocalyptic number.

82065335384999 is a deficient number, since it is larger than the sum of its proper divisors (1).

82065335384999 is an equidigital number, since it uses as much as digits as its factorization.

82065335384999 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1511654400, while the sum is 74.

The spelling of 82065335384999 in words is "eighty-two trillion, sixty-five billion, three hundred thirty-five million, three hundred eighty-four thousand, nine hundred ninety-nine".