680071337445 has 8 divisors (see below), whose sum is σ = 1088114139936. Its totient is φ = 362704713296.

The previous prime is 680071337443. The next prime is 680071337461. The reversal of 680071337445 is 544733170086.

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

It is a cyclic number.

It is not a de Polignac number, because 680071337445 - 2¹ = 680071337443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 680071337394 and 680071337403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (680071337441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22669044567 + ... + 22669044596.

It is an arithmetic number, because the mean of its divisors is an integer number (136014267492).

Almost surely, 2^680071337445 is an apocalyptic number.

It is an amenable number.

680071337445 is a deficient number, since it is larger than the sum of its proper divisors (408042802491).

680071337445 is a wasteful number, since it uses less digits than its factorization.

680071337445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45338089171.

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 680071337445 in words is "six hundred eighty billion, seventy-one million, three hundred thirty-seven thousand, four hundred forty-five".