680046440206 has 16 divisors (see below), whose sum is σ = 1165816748160. Its totient is φ = 291442761720.

The previous prime is 680046440201. The next prime is 680046440231. The reversal of 680046440206 is 602044640086.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680046440201) by changing a digit.

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, 308265 + ... + 1206283.

It is an arithmetic number, because the mean of its divisors is an integer number (72863546760).

Almost surely, 2^680046440206 is an apocalyptic number.

680046440206 is a deficient number, since it is larger than the sum of its proper divisors (485770307954).

680046440206 is a wasteful number, since it uses less digits than its factorization.

680046440206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 952119.

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 680046440206 in words is "six hundred eighty billion, forty-six million, four hundred forty thousand, two hundred six".