82593339839 has 4 divisors (see below), whose sum is σ = 82597093656. Its totient is φ = 82589586024.

The previous prime is 82593339811. The next prime is 82593339889. The reversal of 82593339839 is 93893339528.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82593339839 - 2²⁰ = 82592291263 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82593339889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1843709 + ... + 1887974.

It is an arithmetic number, because the mean of its divisors is an integer number (20649273414).

Almost surely, 2^82593339839 is an apocalyptic number.

82593339839 is a deficient number, since it is larger than the sum of its proper divisors (3753817).

82593339839 is a wasteful number, since it uses less digits than its factorization.

82593339839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3753816.

The product of its digits is 37791360, while the sum is 62.

The spelling of 82593339839 in words is "eighty-two billion, five hundred ninety-three million, three hundred thirty-nine thousand, eight hundred thirty-nine".