682320010212 has 18 divisors (see below), whose sum is σ = 1724753359238. Its totient is φ = 227440003392.

The previous prime is 682320010199. The next prime is 682320010231. The reversal of 682320010212 is 212010023286.

It can be written as a sum of positive squares in only one way, i.e., 428037828516 + 254282181696 = 654246^2 + 504264^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 9476666773 + ... + 9476666844.

Almost surely, 2^682320010212 is an apocalyptic number.

It is an amenable number.

682320010212 is an abundant number, since it is smaller than the sum of its proper divisors (1042433349026).

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

682320010212 is a wasteful number, since it uses less digits than its factorization.

682320010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18953333627 (or 18953333622 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

Adding to 682320010212 its reverse (212010023286), we get a palindrome (894330033498).

The spelling of 682320010212 in words is "six hundred eighty-two billion, three hundred twenty million, ten thousand, two hundred twelve".