44421012444 has 96 divisors (see below), whose sum is σ = 112038474240. Its totient is φ = 13646737408.

The previous prime is 44421012439. The next prime is 44421012457.

44421012444 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3158452 + ... + 3172484.

It is an arithmetic number, because the mean of its divisors is an integer number (1167067440).

Almost surely, 2^44421012444 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 44421012444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56019237120).

44421012444 is an abundant number, since it is smaller than the sum of its proper divisors (67617461796).

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

44421012444 is a wasteful number, since it uses less digits than its factorization.

44421012444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14379 (or 14377 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 30.

It can be divided in two parts, 444210 and 12444, that added together give a palindrome (456654).

The spelling of 44421012444 in words is "forty-four billion, four hundred twenty-one million, twelve thousand, four hundred forty-four".