82808134312 has 8 divisors (see below), whose sum is σ = 155265251850. Its totient is φ = 41404067152.

The previous prime is 82808134289. The next prime is 82808134327. The reversal of 82808134312 is 21343180828.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 52860447396 + 29947686916 = 229914^2 + 173054^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5175508387 + ... + 5175508402.

Almost surely, 2^82808134312 is an apocalyptic number.

It is an amenable number.

82808134312 is a deficient number, since it is larger than the sum of its proper divisors (72457117538).

82808134312 is a wasteful number, since it uses less digits than its factorization.

82808134312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10351016795 (or 10351016791 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 40.

The spelling of 82808134312 in words is "eighty-two billion, eight hundred eight million, one hundred thirty-four thousand, three hundred twelve".