44313421240 has 128 divisors (see below), whose sum is σ = 111989433600. Its totient is φ = 15641579520.

The previous prime is 44313421219. The next prime is 44313421277. The reversal of 44313421240 is 4212431344.

It is a junction number, because it is equal to n+sod(n) for n = 44313421199 and 44313421208.

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, 3076776 + ... + 3091144.

It is an arithmetic number, because the mean of its divisors is an integer number (874917450).

Almost surely, 2^44313421240 is an apocalyptic number.

44313421240 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 44313421240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55994716800).

44313421240 is an abundant number, since it is smaller than the sum of its proper divisors (67676012360).

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

44313421240 is a wasteful number, since it uses less digits than its factorization.

44313421240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14597 (or 14593 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 44313421240 its reverse (4212431344), we get a palindrome (48525852584).

The spelling of 44313421240 in words is "forty-four billion, three hundred thirteen million, four hundred twenty-one thousand, two hundred forty".