82423677188 has 6 divisors (see below), whose sum is σ = 144241435086. Its totient is φ = 41211838592.

The previous prime is 82423677181. The next prime is 82423677191. The reversal of 82423677188 is 88177632428.

It can be written as a sum of positive squares in only one way, i.e., 49014417664 + 33409259524 = 221392^2 + 182782^2 .

It is a super-2 number, since 2×82423677188² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82423677181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10302959645 + ... + 10302959652.

It is an arithmetic number, because the mean of its divisors is an integer number (24040239181).

Almost surely, 2^82423677188 is an apocalyptic number.

It is an amenable number.

82423677188 is a deficient number, since it is larger than the sum of its proper divisors (61817757898).

82423677188 is a wasteful number, since it uses less digits than its factorization.

82423677188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20605919301 (or 20605919299 counting only the distinct ones).

The product of its digits is 7225344, while the sum is 56.

The spelling of 82423677188 in words is "eighty-two billion, four hundred twenty-three million, six hundred seventy-seven thousand, one hundred eighty-eight".