680202166471 has 2 divisors, whose sum is σ = 680202166472. Its totient is φ = 680202166470.

The previous prime is 680202166331. The next prime is 680202166537. The reversal of 680202166471 is 174661202086.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 680202166471 - 2⁹ = 680202165959 is a prime.

It is a super-3 number, since 3×680202166471³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (680202166871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 340101083235 + 340101083236.

It is an arithmetic number, because the mean of its divisors is an integer number (340101083236).

Almost surely, 2^680202166471 is an apocalyptic number.

680202166471 is a deficient number, since it is larger than the sum of its proper divisors (1).

680202166471 is an equidigital number, since it uses as much as digits as its factorization.

680202166471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 193536, while the sum is 43.

The spelling of 680202166471 in words is "six hundred eighty billion, two hundred two million, one hundred sixty-six thousand, four hundred seventy-one".