683329688064 has 240 divisors, whose sum is σ = 2007126785664. Its totient is φ = 223766323200.

The previous prime is 683329688057. The next prime is 683329688081. The reversal of 683329688064 is 460886923386.

It is a junction number, because it is equal to n+sod(n) for n = 683329687992 and 683329688010.

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, 69221049 + ... + 69230919.

Almost surely, 2^683329688064 is an apocalyptic number.

683329688064 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 683329688064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1003563392832).

683329688064 is an abundant number, since it is smaller than the sum of its proper divisors (1323797097600).

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

683329688064 is a wasteful number, since it uses less digits than its factorization.

683329688064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10159 (or 10140 counting only the distinct ones).

The product of its (nonzero) digits is 71663616, while the sum is 63.

The spelling of 683329688064 in words is "six hundred eighty-three billion, three hundred twenty-nine million, six hundred eighty-eight thousand, sixty-four".