682224208240640 has 336 divisors, whose sum is σ = 1779181570942416. Its totient is φ = 251001018777600.

The previous prime is 682224208240517. The next prime is 682224208240667. The reversal of 682224208240640 is 46042802422286.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1944974075 + ... + 1945324805.

Almost surely, 2^{682224208240640} 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 682224208240640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (889590785471208).

682224208240640 is an abundant number, since it is smaller than the sum of its proper divisors (1096957362701776).

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

682224208240640 is a wasteful number, since it uses less digits than its factorization.

682224208240640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351069 (or 351032 counting only the distinct ones).

The product of its (nonzero) digits is 4718592, while the sum is 50.

The spelling of 682224208240640 in words is "six hundred eighty-two trillion, two hundred twenty-four billion, two hundred eight million, two hundred forty thousand, six hundred forty".