44444000000 has 252 divisors, whose sum is σ = 114015415584. Its totient is φ = 17280000000.

The previous prime is 44443999991. The next prime is 44444000033. The reversal of 44444000000 is 44444.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a nialpdrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 163999865 + ... + 164000135.

Almost surely, 2^44444000000 is an apocalyptic number.

44444000000 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 44444000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57007707792).

44444000000 is an abundant number, since it is smaller than the sum of its proper divisors (69571415584).

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

44444000000 is an frugal number, since it uses more digits than its factorization.

44444000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358 (or 319 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 44444000000 its reverse (44444), we get a palindrome (44444044444).

44444000000 divided by its reverse (44444) gives a 6-th power (1000000 = 10⁶).

The spelling of 44444000000 in words is "forty-four billion, four hundred forty-four million", and thus it is an aban number.