680202168343 has 2 divisors, whose sum is σ = 680202168344. Its totient is φ = 680202168342.

The previous prime is 680202168329. The next prime is 680202168407. The reversal of 680202168343 is 343861202086.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 680202168343 - 2¹³ = 680202160151 is a prime.

It is a super-2 number, since 2×680202168343² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 680202168343.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (680202168143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340101084171 + 340101084172.

It is an arithmetic number, because the mean of its divisors is an integer number (340101084172).

Almost surely, 2^680202168343 is an apocalyptic number.

680202168343 is a deficient number, since it is larger than the sum of its proper divisors (1).

680202168343 is an equidigital number, since it uses as much as digits as its factorization.

680202168343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 331776, while the sum is 43.

The spelling of 680202168343 in words is "six hundred eighty billion, two hundred two million, one hundred sixty-eight thousand, three hundred forty-three".