82795439999 has 2 divisors, whose sum is σ = 82795440000. Its totient is φ = 82795439998.

The previous prime is 82795439963. The next prime is 82795440001. The reversal of 82795439999 is 99993459728.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-82795439999 is a prime.

Together with 82795440001, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (82795439939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41397719999 + 41397720000.

It is an arithmetic number, because the mean of its divisors is an integer number (41397720000).

Almost surely, 2^82795439999 is an apocalyptic number.

82795439999 is a deficient number, since it is larger than the sum of its proper divisors (1).

82795439999 is an equidigital number, since it uses as much as digits as its factorization.

82795439999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 396809280, while the sum is 74.

The spelling of 82795439999 in words is "eighty-two billion, seven hundred ninety-five million, four hundred thirty-nine thousand, nine hundred ninety-nine".