163040166041471 has 2 divisors, whose sum is σ = 163040166041472. Its totient is φ = 163040166041470.

The previous prime is 163040166041411. The next prime is 163040166041491. The reversal of 163040166041471 is 174140661040361.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-163040166041471 is a prime.

It is a super-3 number, since 3×163040166041471³ (a number of 44 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (163040166041411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81520083020735 + 81520083020736.

It is an arithmetic number, because the mean of its divisors is an integer number (81520083020736).

Almost surely, 2^{163040166041471} is an apocalyptic number.

163040166041471 is a deficient number, since it is larger than the sum of its proper divisors (1).

163040166041471 is an equidigital number, since it uses as much as digits as its factorization.

163040166041471 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 163040166041471 in words is "one hundred sixty-three trillion, forty billion, one hundred sixty-six million, forty-one thousand, four hundred seventy-one".