44331162165 has 16 divisors (see below), whose sum is σ = 78810955200. Its totient is φ = 23643286416.

The previous prime is 44331162119. The next prime is 44331162167. The reversal of 44331162165 is 56126113344.

44331162165 is a `hidden beast` number, since 4 + 4 + 331 + 162 + 165 = 666.

It is not a de Polignac number, because 44331162165 - 2⁷ = 44331162037 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44331162167) 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 15 ways as a sum of consecutive naturals, for example, 164189355 + ... + 164189624.

It is an arithmetic number, because the mean of its divisors is an integer number (4925684700).

Almost surely, 2^44331162165 is an apocalyptic number.

44331162165 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

44331162165 is a deficient number, since it is larger than the sum of its proper divisors (34479793035).

44331162165 is a wasteful number, since it uses less digits than its factorization.

44331162165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328378993 (or 328378987 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The spelling of 44331162165 in words is "forty-four billion, three hundred thirty-one million, one hundred sixty-two thousand, one hundred sixty-five".