680141407447 has 2 divisors, whose sum is σ = 680141407448. Its totient is φ = 680141407446.

The previous prime is 680141407403. The next prime is 680141407499. The reversal of 680141407447 is 744704141086.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-680141407447 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 680141407397 and 680141407406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (680141401447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340070703723 + 340070703724.

It is an arithmetic number, because the mean of its divisors is an integer number (340070703724).

Almost surely, 2^680141407447 is an apocalyptic number.

680141407447 is a deficient number, since it is larger than the sum of its proper divisors (1).

680141407447 is an equidigital number, since it uses as much as digits as its factorization.

680141407447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 602112, while the sum is 46.

The spelling of 680141407447 in words is "six hundred eighty billion, one hundred forty-one million, four hundred seven thousand, four hundred forty-seven".