82488622686866 has 32 divisors (see below), whose sum is σ = 135512541305856. Its totient is φ = 37347322122000.

The previous prime is 82488622686863. The next prime is 82488622686887. The reversal of 82488622686866 is 66868622688428.

It is a super-2 number, since 2×82488622686866² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (82488622686863) 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 15 ways as a sum of consecutive naturals, for example, 42982481 + ... + 44860571.

It is an arithmetic number, because the mean of its divisors is an integer number (4234766915808).

Almost surely, 2^{82488622686866} is an apocalyptic number.

82488622686866 is a deficient number, since it is larger than the sum of its proper divisors (53023918618990).

82488622686866 is a wasteful number, since it uses less digits than its factorization.

82488622686866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1885958.

The product of its digits is 8153726976, while the sum is 80.

The spelling of 82488622686866 in words is "eighty-two trillion, four hundred eighty-eight billion, six hundred twenty-two million, six hundred eighty-six thousand, eight hundred sixty-six".