2444044444140 has 192 divisors, whose sum is σ = 7528738000896. Its totient is φ = 588638527488.

The previous prime is 2444044444123. The next prime is 2444044444157. The reversal of 2444044444140 is 414444404442.

It is an interprime number because it is at equal distance from previous prime (2444044444123) and next prime (2444044444157).

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 162139644 + ... + 162154716.

It is an arithmetic number, because the mean of its divisors is an integer number (39212177088).

Almost surely, 2^{2444044444140} is an apocalyptic number.

2444044444140 is a gapful number since it is divisible by the number (20) 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 2444044444140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3764369000448).

2444044444140 is an abundant number, since it is smaller than the sum of its proper divisors (5084693556756).

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

2444044444140 is a wasteful number, since it uses less digits than its factorization.

2444044444140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19568 (or 19566 counting only the distinct ones).

The product of its (nonzero) digits is 524288, while the sum is 39.

Adding to 2444044444140 its reverse (414444404442), we get a palindrome (2858488848582).

The spelling of 2444044444140 in words is "two trillion, four hundred forty-four billion, forty-four million, four hundred forty-four thousand, one hundred forty".