82508285770875 has 48 divisors (see below), whose sum is σ = 149019325569504. Its totient is φ = 43920280296000.

The previous prime is 82508285770873. The next prime is 82508285770901. The reversal of 82508285770875 is 57807758280528.

82508285770875 is a `hidden beast` number, since 8 + 25 + 0 + 8 + 28 + 577 + 0 + 8 + 7 + 5 = 666.

It is not a de Polignac number, because 82508285770875 - 2¹ = 82508285770873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82508285770873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 69527016 + ... + 70703765.

It is an arithmetic number, because the mean of its divisors is an integer number (3104569282698).

Almost surely, 2^{82508285770875} is an apocalyptic number.

82508285770875 is a deficient number, since it is larger than the sum of its proper divisors (66511039798629).

82508285770875 is a wasteful number, since it uses less digits than its factorization.

82508285770875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140231325 (or 140231312 counting only the distinct ones).

The product of its (nonzero) digits is 702464000, while the sum is 72.

The spelling of 82508285770875 in words is "eighty-two trillion, five hundred eight billion, two hundred eighty-five million, seven hundred seventy thousand, eight hundred seventy-five".