6413817205171 has 2 divisors, whose sum is σ = 6413817205172. Its totient is φ = 6413817205170.

The previous prime is 6413817205069. The next prime is 6413817205177. The reversal of 6413817205171 is 1715027183146.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 6413817205171 - 2²³ = 6413808816563 is a prime.

It is a super-2 number, since 2×6413817205171² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (6413817205177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3206908602585 + 3206908602586.

It is an arithmetic number, because the mean of its divisors is an integer number (3206908602586).

Almost surely, 2^{6413817205171} is an apocalyptic number.

6413817205171 is a deficient number, since it is larger than the sum of its proper divisors (1).

6413817205171 is an equidigital number, since it uses as much as digits as its factorization.

6413817205171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 282240, while the sum is 46.

The spelling of 6413817205171 in words is "six trillion, four hundred thirteen billion, eight hundred seventeen million, two hundred five thousand, one hundred seventy-one".