44021243000 has 64 divisors (see below), whose sum is σ = 117725400000. Its totient is φ = 15092995200.

The previous prime is 44021242999. The next prime is 44021243003. The reversal of 44021243000 is 34212044.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44021243003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3137375 + ... + 3151374.

It is an arithmetic number, because the mean of its divisors is an integer number (1839459375).

Almost surely, 2^44021243000 is an apocalyptic number.

44021243000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44021243000 is an abundant number, since it is smaller than the sum of its proper divisors (73704157000).

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

44021243000 is a wasteful number, since it uses less digits than its factorization.

44021243000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6288777 (or 6288763 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 44021243000 its reverse (34212044), we get a palindrome (44055455044).

The spelling of 44021243000 in words is "forty-four billion, twenty-one million, two hundred forty-three thousand".