2044230645 has 16 divisors (see below), whose sum is σ = 3272670720. Its totient is φ = 1089622464.

The previous prime is 2044230599. The next prime is 2044230659. The reversal of 2044230645 is 5460324402.

It is a de Polignac number, because none of the positive numbers 2^k-2044230645 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12354 + ... + 65123.

It is an arithmetic number, because the mean of its divisors is an integer number (204541920).

Almost surely, 2^2044230645 is an apocalyptic number.

It is an amenable number.

2044230645 is a deficient number, since it is larger than the sum of its proper divisors (1228440075).

2044230645 is a wasteful number, since it uses less digits than its factorization.

2044230645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79244.

The product of its (nonzero) digits is 23040, while the sum is 30.

The square root of 2044230645 is about 45213.1689333982. The cubic root of 2044230645 is about 1269.1412643968.

The spelling of 2044230645 in words is "two billion, forty-four million, two hundred thirty thousand, six hundred forty-five".