2044266065 has 24 divisors (see below), whose sum is σ = 2615640000. Its totient is φ = 1533466368.

The previous prime is 2044266061. The next prime is 2044266073. The reversal of 2044266065 is 5606624402.

It is not a de Polignac number, because 2044266065 - 2² = 2044266061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2044266061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 406436 + ... + 411434.

It is an arithmetic number, because the mean of its divisors is an integer number (108985000).

Almost surely, 2^2044266065 is an apocalyptic number.

It is an amenable number.

2044266065 is a deficient number, since it is larger than the sum of its proper divisors (571373935).

2044266065 is a wasteful number, since it uses less digits than its factorization.

2044266065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5321 (or 5304 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 2044266065 is about 45213.5606317397. The cubic root of 2044266065 is about 1269.1485944119.

The spelling of 2044266065 in words is "two billion, forty-four million, two hundred sixty-six thousand, sixty-five".