82036043818 has 4 divisors (see below), whose sum is σ = 123054065730. Its totient is φ = 41018021908.

The previous prime is 82036043773. The next prime is 82036043819. The reversal of 82036043818 is 81834063028.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 42282463129 + 39753580689 = 205627^2 + 199383^2 .

It is not an unprimeable number, because it can be changed into a prime (82036043819) by changing a digit.

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, 20509010953 + ... + 20509010956.

Almost surely, 2^82036043818 is an apocalyptic number.

82036043818 is a deficient number, since it is larger than the sum of its proper divisors (41018021912).

82036043818 is a wasteful number, since it uses less digits than its factorization.

82036043818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41018021911.

The product of its (nonzero) digits is 221184, while the sum is 43.

The spelling of 82036043818 in words is "eighty-two billion, thirty-six million, forty-three thousand, eight hundred eighteen".