44166305161 has 8 divisors (see below), whose sum is σ = 48260807424. Its totient is φ = 40085033520.

The previous prime is 44166305153. The next prime is 44166305179. The reversal of 44166305161 is 16150366144.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44166305161 - 2³ = 44166305153 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44166305161.

It is not an unprimeable number, because it can be changed into a prime (44166305111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3300670 + ... + 3314023.

It is an arithmetic number, because the mean of its divisors is an integer number (6032600928).

Almost surely, 2^44166305161 is an apocalyptic number.

It is an amenable number.

44166305161 is a deficient number, since it is larger than the sum of its proper divisors (4094502263).

44166305161 is a wasteful number, since it uses less digits than its factorization.

44166305161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6615311.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 44166305161 in words is "forty-four billion, one hundred sixty-six million, three hundred five thousand, one hundred sixty-one".