82423493836 has 6 divisors (see below), whose sum is σ = 144241114220. Its totient is φ = 41211746916.

The previous prime is 82423493813. The next prime is 82423493843. The reversal of 82423493836 is 63839432428.

It is a super-2 number, since 2×82423493836² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10302936726 + ... + 10302936733.

Almost surely, 2^82423493836 is an apocalyptic number.

It is an amenable number.

82423493836 is a deficient number, since it is larger than the sum of its proper divisors (61817620384).

82423493836 is a wasteful number, since it uses less digits than its factorization.

82423493836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20605873463 (or 20605873461 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 52.

The spelling of 82423493836 in words is "eighty-two billion, four hundred twenty-three million, four hundred ninety-three thousand, eight hundred thirty-six".