682167321612 has 192 divisors, whose sum is σ = 2029991040000. Its totient is φ = 194062708224.

The previous prime is 682167321611. The next prime is 682167321623. The reversal of 682167321612 is 216123761286.

682167321612 is a `hidden beast` number, since 6 + 8 + 2 + 1 + 6 + 7 + 3 + 21 + 612 = 666.

It is not an unprimeable number, because it can be changed into a prime (682167321611) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 197785264 + ... + 197788712.

It is an arithmetic number, because the mean of its divisors is an integer number (10572870000).

Almost surely, 2^682167321612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 682167321612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1014995520000).

682167321612 is an abundant number, since it is smaller than the sum of its proper divisors (1347823718388).

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

682167321612 is a wasteful number, since it uses less digits than its factorization.

682167321612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4525 (or 4517 counting only the distinct ones).

The product of its digits is 290304, while the sum is 45.

The spelling of 682167321612 in words is "six hundred eighty-two billion, one hundred sixty-seven million, three hundred twenty-one thousand, six hundred twelve".