82605304039 has 8 divisors (see below), whose sum is σ = 87107408640. Its totient is φ = 78118645176.

The previous prime is 82605304003. The next prime is 82605304087. The reversal of 82605304039 is 93040350628.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 82605304039 - 2¹³ = 82605295847 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 82605303992 and 82605304010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82605304139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3850447 + ... + 3871840.

It is an arithmetic number, because the mean of its divisors is an integer number (10888426080).

Almost surely, 2^82605304039 is an apocalyptic number.

82605304039 is a deficient number, since it is larger than the sum of its proper divisors (4502104601).

82605304039 is a wasteful number, since it uses less digits than its factorization.

82605304039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7722869.

The product of its (nonzero) digits is 155520, while the sum is 40.

The spelling of 82605304039 in words is "eighty-two billion, six hundred five million, three hundred four thousand, thirty-nine".