82331858813 has 32 divisors (see below), whose sum is σ = 89387612160. Its totient is φ = 75579920640.

The previous prime is 82331858773. The next prime is 82331858827. The reversal of 82331858813 is 31885813328.

It is not a de Polignac number, because 82331858813 - 2²⁶ = 82264749949 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 (82331858863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74643020 + ... + 74644122.

It is an arithmetic number, because the mean of its divisors is an integer number (2793362880).

Almost surely, 2^82331858813 is an apocalyptic number.

It is an amenable number.

82331858813 is a deficient number, since it is larger than the sum of its proper divisors (7055753347).

82331858813 is a wasteful number, since it uses less digits than its factorization.

82331858813 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1809.

The product of its digits is 1105920, while the sum is 50.

The spelling of 82331858813 in words is "eighty-two billion, three hundred thirty-one million, eight hundred fifty-eight thousand, eight hundred thirteen".