41640150454169 has 2 divisors, whose sum is σ = 41640150454170. Its totient is φ = 41640150454168.

The previous prime is 41640150454003. The next prime is 41640150454181. The reversal of 41640150454169 is 96145405104614.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39850976694169 + 1789173760000 = 6312763^2 + 1337600^2 .

It is a cyclic number.

It is not a de Polignac number, because 41640150454169 - 2²⁰ = 41640149405593 is a prime.

It is a super-2 number, since 2×41640150454169² (a number of 28 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (41640150456169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20820075227084 + 20820075227085.

It is an arithmetic number, because the mean of its divisors is an integer number (20820075227085).

Almost surely, 2^{41640150454169} is an apocalyptic number.

It is an amenable number.

41640150454169 is a deficient number, since it is larger than the sum of its proper divisors (1).

41640150454169 is an equidigital number, since it uses as much as digits as its factorization.

41640150454169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2073600, while the sum is 50.

The spelling of 41640150454169 in words is "forty-one trillion, six hundred forty billion, one hundred fifty million, four hundred fifty-four thousand, one hundred sixty-nine".