41065542166 has 48 divisors (see below), whose sum is σ = 69726399120. Its totient is φ = 18112248000.

The previous prime is 41065542163. The next prime is 41065542181. The reversal of 41065542166 is 66124556014.

41065542166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41065542163) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3387516 + ... + 3399616.

It is an arithmetic number, because the mean of its divisors is an integer number (1452633315).

Almost surely, 2^41065542166 is an apocalyptic number.

41065542166 is a deficient number, since it is larger than the sum of its proper divisors (28660856954).

41065542166 is a wasteful number, since it uses less digits than its factorization.

41065542166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12541 (or 12530 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 40.

The spelling of 41065542166 in words is "forty-one billion, sixty-five million, five hundred forty-two thousand, one hundred sixty-six".