41663806448166 has 96 divisors (see below), whose sum is σ = 103505889996288. Its totient is φ = 11864907025920.

The previous prime is 41663806448113. The next prime is 41663806448167. The reversal of 41663806448166 is 66184460836614.

It is a happy number.

41663806448166 is a `hidden beast` number, since 4 + 1 + 6 + 6 + 38 + 0 + 64 + 481 + 66 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41663806448167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 944242981 + ... + 944287103.

It is an arithmetic number, because the mean of its divisors is an integer number (1078186354128).

Almost surely, 2^{41663806448166} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41663806448166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51752944998144).

41663806448166 is an abundant number, since it is smaller than the sum of its proper divisors (61842083548122).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

41663806448166 is a wasteful number, since it uses less digits than its factorization.

41663806448166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68546 (or 68543 counting only the distinct ones).

The product of its (nonzero) digits is 95551488, while the sum is 63.

The spelling of 41663806448166 in words is "forty-one trillion, six hundred sixty-three billion, eight hundred six million, four hundred forty-eight thousand, one hundred sixty-six".