680573066438 has 8 divisors (see below), whose sum is σ = 1020956239632. Its totient is φ = 340254319896.

The previous prime is 680573066389. The next prime is 680573066471. The reversal of 680573066438 is 834660375086.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16080245 + ... + 16122512.

It is an arithmetic number, because the mean of its divisors is an integer number (127619529954).

Almost surely, 2^680573066438 is an apocalyptic number.

680573066438 is a deficient number, since it is larger than the sum of its proper divisors (340383173194).

680573066438 is a wasteful number, since it uses less digits than its factorization.

680573066438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32213326.

The product of its (nonzero) digits is 17418240, while the sum is 56.

The spelling of 680573066438 in words is "six hundred eighty billion, five hundred seventy-three million, sixty-six thousand, four hundred thirty-eight".