82399538199 has 12 divisors (see below), whose sum is σ = 120761858168. Its totient is φ = 49939113840.

The previous prime is 82399538159. The next prime is 82399538213. The reversal of 82399538199 is 99183599328.

It is not a de Polignac number, because 82399538199 - 2¹⁵ = 82399505431 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 (82399538159) 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 11 ways as a sum of consecutive naturals, for example, 113497624 + ... + 113498349.

Almost surely, 2^82399538199 is an apocalyptic number.

82399538199 is a deficient number, since it is larger than the sum of its proper divisors (38362319969).

82399538199 is a wasteful number, since it uses less digits than its factorization.

82399538199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226995998 (or 226995987 counting only the distinct ones).

The product of its digits is 37791360, while the sum is 66.

The spelling of 82399538199 in words is "eighty-two billion, three hundred ninety-nine million, five hundred thirty-eight thousand, one hundred ninety-nine".