82558086511 has 4 divisors (see below), whose sum is σ = 85221250624. Its totient is φ = 79894922400.

The previous prime is 82558086491. The next prime is 82558086517. The reversal of 82558086511 is 11568085528.

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 82558086511 - 2³¹ = 80410602863 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 (82558086517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1331582010 + ... + 1331582071.

It is an arithmetic number, because the mean of its divisors is an integer number (21305312656).

Almost surely, 2^82558086511 is an apocalyptic number.

82558086511 is a deficient number, since it is larger than the sum of its proper divisors (2663164113).

82558086511 is a wasteful number, since it uses less digits than its factorization.

82558086511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2663164112.

The product of its (nonzero) digits is 768000, while the sum is 49.

The spelling of 82558086511 in words is "eighty-two billion, five hundred fifty-eight million, eighty-six thousand, five hundred eleven".