4406105065 has 4 divisors (see below), whose sum is σ = 5287326084. Its totient is φ = 3524884048.

The previous prime is 4406105063. The next prime is 4406105141. The reversal of 4406105065 is 5605016044.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 556771216 + 3849333849 = 23596^2 + 62043^2 .

It is a cyclic number.

It is not a de Polignac number, because 4406105065 - 2¹ = 4406105063 is a prime.

It is a super-3 number, since 3×4406105065³ (a number of 30 digits) contains 333 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4406105063) 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 3 ways as a sum of consecutive naturals, for example, 440610502 + ... + 440610511.

It is an arithmetic number, because the mean of its divisors is an integer number (1321831521).

Almost surely, 2^4406105065 is an apocalyptic number.

It is an amenable number.

4406105065 is a deficient number, since it is larger than the sum of its proper divisors (881221019).

4406105065 is an equidigital number, since it uses as much as digits as its factorization.

4406105065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 881221018.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 4406105065 is about 66378.4985142026. The cubic root of 4406105065 is about 1639.4000711923.

The spelling of 4406105065 in words is "four billion, four hundred six million, one hundred five thousand, sixty-five".