44144105440 has 48 divisors (see below), whose sum is σ = 104738136048. Its totient is φ = 17581843456.

The previous prime is 44144105363. The next prime is 44144105471. The reversal of 44144105440 is 4450144144.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 554782 + ... + 629341.

It is an arithmetic number, because the mean of its divisors is an integer number (2182044501).

Almost surely, 2^44144105440 is an apocalyptic number.

44144105440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

44144105440 is an abundant number, since it is smaller than the sum of its proper divisors (60594030608).

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

44144105440 is a wasteful number, since it uses less digits than its factorization.

44144105440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1184371 (or 1184363 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 31.

Adding to 44144105440 its reverse (4450144144), we get a palindrome (48594249584).

The spelling of 44144105440 in words is "forty-four billion, one hundred forty-four million, one hundred five thousand, four hundred forty".