82605105127064 has 32 divisors (see below), whose sum is σ = 166812588354720. Its totient is φ = 38122274647296.

The previous prime is 82605105127037. The next prime is 82605105127087. The reversal of 82605105127064 is 46072150150628.

82605105127064 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31639292 + ... + 34150475.

It is an arithmetic number, because the mean of its divisors is an integer number (5212893386085).

Almost surely, 2^{82605105127064} is an apocalyptic number.

It is an amenable number.

82605105127064 is an abundant number, since it is smaller than the sum of its proper divisors (84207483227656).

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

82605105127064 is a wasteful number, since it uses less digits than its factorization.

82605105127064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65801859 (or 65801855 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 47.

The spelling of 82605105127064 in words is "eighty-two trillion, six hundred five billion, one hundred five million, one hundred twenty-seven thousand, sixty-four".