680347035012 has 24 divisors (see below), whose sum is σ = 1605313231200. Its totient is φ = 224234228416.

The previous prime is 680347035001. The next prime is 680347035029. The reversal of 680347035012 is 210530743086.

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 7 ways as a sum of consecutive naturals, for example, 318513462 + ... + 318515597.

It is an arithmetic number, because the mean of its divisors is an integer number (66888051300).

Almost surely, 2^680347035012 is an apocalyptic number.

It is an amenable number.

680347035012 is an abundant number, since it is smaller than the sum of its proper divisors (924966196188).

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

680347035012 is a wasteful number, since it uses less digits than its factorization.

680347035012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 637029155 (or 637029153 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 39.

Adding to 680347035012 its reverse (210530743086), we get a palindrome (890877778098).

The spelling of 680347035012 in words is "six hundred eighty billion, three hundred forty-seven million, thirty-five thousand, twelve".