683822469520720 has 80 divisors (see below), whose sum is σ = 1596040302954240. Its totient is φ = 272470537213952.

The previous prime is 683822469520703. The next prime is 683822469520733. The reversal of 683822469520720 is 27025964228386.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×683822469520720² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312342021 + ... + 314523739.

It is an arithmetic number, because the mean of its divisors is an integer number (19950503786928).

Almost surely, 2^{683822469520720} is an apocalyptic number.

It is an amenable number.

683822469520720 is an abundant number, since it is smaller than the sum of its proper divisors (912217833433520).

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

683822469520720 is a wasteful number, since it uses less digits than its factorization.

683822469520720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2196892 (or 2196886 counting only the distinct ones).

The product of its (nonzero) digits is 139345920, while the sum is 64.

The spelling of 683822469520720 in words is "six hundred eighty-three trillion, eight hundred twenty-two billion, four hundred sixty-nine million, five hundred twenty thousand, seven hundred twenty".