2044400231444 has 24 divisors (see below), whose sum is σ = 3581397747648. Its totient is φ = 1021144240640.

The previous prime is 2044400231411. The next prime is 2044400231491. The reversal of 2044400231444 is 4441320044402.

It is a self number, because there is not a number n which added to its sum of digits gives 2044400231444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16577699 + ... + 16700565.

It is an arithmetic number, because the mean of its divisors is an integer number (149224906152).

Almost surely, 2^{2044400231444} is an apocalyptic number.

It is an amenable number.

2044400231444 is a deficient number, since it is larger than the sum of its proper divisors (1536997516204).

2044400231444 is a wasteful number, since it uses less digits than its factorization.

2044400231444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127135 (or 127133 counting only the distinct ones).

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 2044400231444 its reverse (4441320044402), we get a palindrome (6485720275846).

The spelling of 2044400231444 in words is "two trillion, forty-four billion, four hundred million, two hundred thirty-one thousand, four hundred forty-four".