40846168171 has 2 divisors, whose sum is σ = 40846168172. Its totient is φ = 40846168170.

The previous prime is 40846168159. The next prime is 40846168177. The reversal of 40846168171 is 17186164804.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40846168171 - 2⁷ = 40846168043 is a prime.

It is a super-2 number, since 2×40846168171² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40846168177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20423084085 + 20423084086.

It is an arithmetic number, because the mean of its divisors is an integer number (20423084086).

Almost surely, 2^40846168171 is an apocalyptic number.

40846168171 is a deficient number, since it is larger than the sum of its proper divisors (1).

40846168171 is an equidigital number, since it uses as much as digits as its factorization.

40846168171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 258048, while the sum is 46.

The spelling of 40846168171 in words is "forty billion, eight hundred forty-six million, one hundred sixty-eight thousand, one hundred seventy-one".