2044323240549 has 16 divisors (see below), whose sum is σ = 2790900965952. Its totient is φ = 1330353537408.

The previous prime is 2044323240529. The next prime is 2044323240667. The reversal of 2044323240549 is 9450423234402.

It is not a de Polignac number, because 2044323240549 - 2⁵ = 2044323240517 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2044323240549.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044323240529) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4755624 + ... + 5167649.

It is an arithmetic number, because the mean of its divisors is an integer number (174431310372).

Almost surely, 2^{2044323240549} is an apocalyptic number.

It is an amenable number.

2044323240549 is a deficient number, since it is larger than the sum of its proper divisors (746577725403).

2044323240549 is a wasteful number, since it uses less digits than its factorization.

2044323240549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9924916.

The product of its (nonzero) digits is 829440, while the sum is 42.

The spelling of 2044323240549 in words is "two trillion, forty-four billion, three hundred twenty-three million, two hundred forty thousand, five hundred forty-nine".