82708585650 has 84 divisors (see below), whose sum is σ = 230651542602. Its totient is φ = 22055613120.

The previous prime is 82708585637. The next prime is 82708585667. The reversal of 82708585650 is 5658580728.

It is a happy number.

82708585650 is a `hidden beast` number, since 8 + 2 + 7 + 0 + 8 + 585 + 6 + 50 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 46690998561 + 36017587089 = 216081^2 + 189783^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

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 41 ways as a sum of consecutive naturals, for example, 1098099 + ... + 1170998.

Almost surely, 2^82708585650 is an apocalyptic number.

82708585650 is an abundant number, since it is smaller than the sum of its proper divisors (147942956952).

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

82708585650 is a wasteful number, since it uses less digits than its factorization.

82708585650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269127 (or 2269107 counting only the distinct ones).

The product of its (nonzero) digits is 5376000, while the sum is 54.

The spelling of 82708585650 in words is "eighty-two billion, seven hundred eight million, five hundred eighty-five thousand, six hundred fifty".