1043444244400 has 120 divisors (see below), whose sum is σ = 2655218782800. Its totient is φ = 392695726080.

The previous prime is 1043444244373. The next prime is 1043444244407. The reversal of 1043444244400 is 44424443401.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (1043444244407) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21851751 + ... + 21899449.

It is an arithmetic number, because the mean of its divisors is an integer number (22126823190).

Almost surely, 2^{1043444244400} is an apocalyptic number.

1043444244400 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 1043444244400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1327609391400).

1043444244400 is an abundant number, since it is smaller than the sum of its proper divisors (1611774538400).

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

1043444244400 is a wasteful number, since it uses less digits than its factorization.

1043444244400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50951 (or 50940 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 34.

Adding to 1043444244400 its reverse (44424443401), we get a palindrome (1087868687801).

The spelling of 1043444244400 in words is "one trillion, forty-three billion, four hundred forty-four million, two hundred forty-four thousand, four hundred".