82612359108 has 108 divisors (see below), whose sum is σ = 222138255612. Its totient is φ = 26865457920.

The previous prime is 82612359097. The next prime is 82612359113. The reversal of 82612359108 is 80195321628.

It can be written as a sum of positive squares in 2 ways, for example, as 7123697604 + 75488661504 = 84402^2 + 274752^2 .

It is a tau number, because it is divible by the number of its divisors (108).

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 in 35 ways as a sum of consecutive naturals, for example, 1037616 + ... + 1114392.

Almost surely, 2^82612359108 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 82612359108, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111069127806).

82612359108 is an abundant number, since it is smaller than the sum of its proper divisors (139525896504).

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

82612359108 is an equidigital number, since it uses as much as digits as its factorization.

82612359108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76846 (or 76823 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The spelling of 82612359108 in words is "eighty-two billion, six hundred twelve million, three hundred fifty-nine thousand, one hundred eight".