82185423286 has 8 divisors (see below), whose sum is σ = 129766457880. Its totient is φ = 38929937328.

The previous prime is 82185423263. The next prime is 82185423319. The reversal of 82185423286 is 68232458128.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081387111 + ... + 1081387186.

It is an arithmetic number, because the mean of its divisors is an integer number (16220807235).

Almost surely, 2^82185423286 is an apocalyptic number.

82185423286 is a deficient number, since it is larger than the sum of its proper divisors (47581034594).

82185423286 is a wasteful number, since it uses less digits than its factorization.

82185423286 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2162774318.

The product of its digits is 1474560, while the sum is 49.

The spelling of 82185423286 in words is "eighty-two billion, one hundred eighty-five million, four hundred twenty-three thousand, two hundred eighty-six".