4011403112444 has 192 divisors, whose sum is σ = 8790971164416. Its totient is φ = 1559485218816.

The previous prime is 4011403112441. The next prime is 4011403112449. The reversal of 4011403112444 is 4442113041104.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4011403112441) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4105836884 + ... + 4105837860.

It is an arithmetic number, because the mean of its divisors is an integer number (45786308148).

Almost surely, 2^{4011403112444} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4011403112444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4395485582208).

4011403112444 is an abundant number, since it is smaller than the sum of its proper divisors (4779568051972).

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

4011403112444 is a wasteful number, since it uses less digits than its factorization.

4011403112444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864 (or 1862 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 4011403112444 its reverse (4442113041104), we get a palindrome (8453516153548).

The spelling of 4011403112444 in words is "four trillion, eleven billion, four hundred three million, one hundred twelve thousand, four hundred forty-four".