680002020239 has 2 divisors, whose sum is σ = 680002020240. Its totient is φ = 680002020238.

The previous prime is 680002020197. The next prime is 680002020287. The reversal of 680002020239 is 932020200086.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 680002020239 - 2²⁴ = 679985243023 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (680002026239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340001010119 + 340001010120.

It is an arithmetic number, because the mean of its divisors is an integer number (340001010120).

Almost surely, 2^680002020239 is an apocalyptic number.

680002020239 is a deficient number, since it is larger than the sum of its proper divisors (1).

680002020239 is an equidigital number, since it uses as much as digits as its factorization.

680002020239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 680002020239 in words is "six hundred eighty billion, two million, twenty thousand, two hundred thirty-nine".