82317287365806 has 64 divisors (see below), whose sum is σ = 167743841126400. Its totient is φ = 26925208966656.

The previous prime is 82317287365793. The next prime is 82317287365843. The reversal of 82317287365806 is 60856378271328.

It is a super-2 number, since 2×82317287365806² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 511992726 + ... + 512153478.

It is an arithmetic number, because the mean of its divisors is an integer number (2620997517600).

Almost surely, 2^{82317287365806} is an apocalyptic number.

82317287365806 is an abundant number, since it is smaller than the sum of its proper divisors (85426553760594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82317287365806 is a wasteful number, since it uses less digits than its factorization.

82317287365806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167473.

The product of its (nonzero) digits is 162570240, while the sum is 66.

The spelling of 82317287365806 in words is "eighty-two trillion, three hundred seventeen billion, two hundred eighty-seven million, three hundred sixty-five thousand, eight hundred six".