2044897961449 has 8 divisors (see below), whose sum is σ = 2338037522048. Its totient is φ = 1752011220960.

The previous prime is 2044897961387. The next prime is 2044897961459. The reversal of 2044897961449 is 9441697984402.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2044897961449 - 2¹³ = 2044897953257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2044897961459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63187692 + ... + 63220045.

It is an arithmetic number, because the mean of its divisors is an integer number (292254690256).

Almost surely, 2^{2044897961449} is an apocalyptic number.

It is an amenable number.

2044897961449 is a deficient number, since it is larger than the sum of its proper divisors (293139560599).

2044897961449 is a wasteful number, since it uses less digits than its factorization.

2044897961449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126410055.

The product of its (nonzero) digits is 125411328, while the sum is 67.

The spelling of 2044897961449 in words is "two trillion, forty-four billion, eight hundred ninety-seven million, nine hundred sixty-one thousand, four hundred forty-nine".