41661401173 has 16 divisors (see below), whose sum is σ = 48629612800. Its totient is φ = 35676780048.

The previous prime is 41661401167. The next prime is 41661401227. The reversal of 41661401173 is 37110416614.

It is not a de Polignac number, because 41661401173 - 2²¹ = 41659304021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41661401143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 319336 + ... + 430462.

It is an arithmetic number, because the mean of its divisors is an integer number (3039350800).

Almost surely, 2^41661401173 is an apocalyptic number.

It is an amenable number.

41661401173 is a deficient number, since it is larger than the sum of its proper divisors (6968211627).

41661401173 is a wasteful number, since it uses less digits than its factorization.

41661401173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112241 (or 112227 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 34.

Adding to 41661401173 its reverse (37110416614), we get a palindrome (78771817787).

The spelling of 41661401173 in words is "forty-one billion, six hundred sixty-one million, four hundred one thousand, one hundred seventy-three".