44166105101 has 2 divisors, whose sum is σ = 44166105102. Its totient is φ = 44166105100.

The previous prime is 44166105041. The next prime is 44166105187. The reversal of 44166105101 is 10150166144.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43093608100 + 1072497001 = 207590^2 + 32749^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44166105101 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44166107101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22083052550 + 22083052551.

It is an arithmetic number, because the mean of its divisors is an integer number (22083052551).

Almost surely, 2^44166105101 is an apocalyptic number.

It is an amenable number.

44166105101 is a deficient number, since it is larger than the sum of its proper divisors (1).

44166105101 is an equidigital number, since it uses as much as digits as its factorization.

44166105101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 44166105101 in words is "forty-four billion, one hundred sixty-six million, one hundred five thousand, one hundred one".