44399820344 has 96 divisors (see below), whose sum is σ = 92677964400. Its totient is φ = 19924608000.

The previous prime is 44399820343. The next prime is 44399820469. The reversal of 44399820344 is 44302899344.

It is a junction number, because it is equal to n+sod(n) for n = 44399820292 and 44399820301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44399820343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41533442 + ... + 41534510.

Almost surely, 2^44399820344 is an apocalyptic number.

44399820344 is a gapful number since it is divisible by the number (44) 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 44399820344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46338982200).

44399820344 is an abundant number, since it is smaller than the sum of its proper divisors (48278144056).

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

44399820344 is a wasteful number, since it uses less digits than its factorization.

44399820344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605 (or 1590 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 50.

The spelling of 44399820344 in words is "forty-four billion, three hundred ninety-nine million, eight hundred twenty thousand, three hundred forty-four".