680740073334 has 48 divisors (see below), whose sum is σ = 1497548969280. Its totient is φ = 223437273840.

The previous prime is 680740073333. The next prime is 680740073369. The reversal of 680740073334 is 433370047086.

It is a self number, because there is not a number n which added to its sum of digits gives 680740073334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680740073333) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2940877 + ... + 3163895.

It is an arithmetic number, because the mean of its divisors is an integer number (31198936860).

Almost surely, 2^680740073334 is an apocalyptic number.

680740073334 is an abundant number, since it is smaller than the sum of its proper divisors (816808895946).

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

680740073334 is a wasteful number, since it uses less digits than its factorization.

680740073334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225625 (or 225622 counting only the distinct ones).

The product of its (nonzero) digits is 1016064, while the sum is 45.

The spelling of 680740073334 in words is "six hundred eighty billion, seven hundred forty million, seventy-three thousand, three hundred thirty-four".