82856152871 has 8 divisors (see below), whose sum is σ = 85972785360. Its totient is φ = 79785692928.

The previous prime is 82856152859. The next prime is 82856152877. The reversal of 82856152871 is 17825165828.

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 82856152871 - 2²⁶ = 82789044007 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 (82856152877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11539481 + ... + 11546658.

It is an arithmetic number, because the mean of its divisors is an integer number (10746598170).

Almost surely, 2^82856152871 is an apocalyptic number.

82856152871 is a deficient number, since it is larger than the sum of its proper divisors (3116632489).

82856152871 is a wasteful number, since it uses less digits than its factorization.

82856152871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23086273.

The product of its digits is 2150400, while the sum is 53.

The spelling of 82856152871 in words is "eighty-two billion, eight hundred fifty-six million, one hundred fifty-two thousand, eight hundred seventy-one".