444146065 has 16 divisors (see below), whose sum is σ = 581837760. Its totient is φ = 322787520.

The previous prime is 444145997. The next prime is 444146093. The reversal of 444146065 is 560641444.

It is not a de Polignac number, because 444146065 - 2¹⁵ = 444113297 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 444146065.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 144727 + ... + 147763.

It is an arithmetic number, because the mean of its divisors is an integer number (36364860).

Almost surely, 2^444146065 is an apocalyptic number.

It is an amenable number.

444146065 is a deficient number, since it is larger than the sum of its proper divisors (137691695).

444146065 is a wasteful number, since it uses less digits than its factorization.

444146065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5712.

The product of its (nonzero) digits is 46080, while the sum is 34.

The square root of 444146065 is about 21074.7731897641. The cubic root of 444146065 is about 762.9720105369.

The spelling of 444146065 in words is "four hundred forty-four million, one hundred forty-six thousand, sixty-five".