1044243040000 has 540 divisors, whose sum is σ = 2791705399560. Its totient is φ = 389606400000.

The previous prime is 1044243039997. The next prime is 1044243040007. The reversal of 1044243040000 is 403424401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044243040007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 5833759911 + ... + 5833760089.

It is an arithmetic number, because the mean of its divisors is an integer number (5169824814).

Almost surely, 2^{1044243040000} is an apocalyptic number.

1044243040000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1044243040000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1395852699780).

1044243040000 is an abundant number, since it is smaller than the sum of its proper divisors (1747462359560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1044243040000 is an equidigital number, since it uses as much as digits as its factorization.

1044243040000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354 (or 306 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 1044243040000 its reverse (403424401), we get a palindrome (1044646464401).

The spelling of 1044243040000 in words is "one trillion, forty-four billion, two hundred forty-three million, forty thousand".