82423104871 has 32 divisors (see below), whose sum is σ = 88160486400. Its totient is φ = 76941446400.

The previous prime is 82423104851. The next prime is 82423104923. The reversal of 82423104871 is 17840132428.

It is a cyclic number.

It is not a de Polignac number, because 82423104871 - 2²¹ = 82421007719 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 (82423104811) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 58915030 + ... + 58916428.

It is an arithmetic number, because the mean of its divisors is an integer number (2755015200).

Almost surely, 2^82423104871 is an apocalyptic number.

82423104871 is a deficient number, since it is larger than the sum of its proper divisors (5737381529).

82423104871 is a wasteful number, since it uses less digits than its factorization.

82423104871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2095.

The product of its (nonzero) digits is 86016, while the sum is 40.

It can be divided in two parts, 8242 and 3104871, that added together give a palindrome (3113113).

The spelling of 82423104871 in words is "eighty-two billion, four hundred twenty-three million, one hundred four thousand, eight hundred seventy-one".