82114819722 has 48 divisors (see below), whose sum is σ = 191662347240. Its totient is φ = 25258041216.

The previous prime is 82114819649. The next prime is 82114819741. The reversal of 82114819722 is 22791841128.

82114819722 is a `hidden beast` number, since 82 + 1 + 1 + 481 + 97 + 2 + 2 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 66776244921 + 15338574801 = 258411^2 + 123849^2 .

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 701248 + ... + 809924.

Almost surely, 2^82114819722 is an apocalyptic number.

82114819722 is an abundant number, since it is smaller than the sum of its proper divisors (109547527518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

82114819722 is a wasteful number, since it uses less digits than its factorization.

82114819722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111927 (or 111924 counting only the distinct ones).

The product of its digits is 129024, while the sum is 45.

The spelling of 82114819722 in words is "eighty-two billion, one hundred fourteen million, eight hundred nineteen thousand, seven hundred twenty-two".