44404400400000 has 384 divisors, whose sum is σ = 147484472889600. Its totient is φ = 11836561920000.

The previous prime is 44404400399987. The next prime is 44404400400029. The reversal of 44404400400000 is 400440444.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4011594466 + ... + 4011605534.

It is an arithmetic number, because the mean of its divisors is an integer number (384074148150).

Almost surely, 2^{44404400400000} is an apocalyptic number.

44404400400000 is a gapful number since it is divisible by the number (40) 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 44404400400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (73742236444800).

44404400400000 is an abundant number, since it is smaller than the sum of its proper divisors (103080072489600).

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

44404400400000 is an equidigital number, since it uses as much as digits as its factorization.

44404400400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14454 (or 14422 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 44404400400000 its reverse (400440444), we get a palindrome (44404800840444).

The spelling of 44404400400000 in words is "forty-four trillion, four hundred four billion, four hundred million, four hundred thousand".