44921939328 has 288 divisors, whose sum is σ = 150752833920. Its totient is φ = 12802406400.

The previous prime is 44921939311. The next prime is 44921939347. The reversal of 44921939328 is 82393912944.

44921939328 is a `hidden beast` number, since 44 + 92 + 193 + 9 + 328 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 30537633 + ... + 30539103.

It is an arithmetic number, because the mean of its divisors is an integer number (523447340).

Almost surely, 2^44921939328 is an apocalyptic number.

44921939328 is a gapful number since it is divisible by the number (48) 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 44921939328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75376416960).

44921939328 is an abundant number, since it is smaller than the sum of its proper divisors (105830894592).

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

44921939328 is a wasteful number, since it uses less digits than its factorization.

44921939328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046 (or 2024 counting only the distinct ones).

The product of its digits is 3359232, while the sum is 54.

The spelling of 44921939328 in words is "forty-four billion, nine hundred twenty-one million, nine hundred thirty-nine thousand, three hundred twenty-eight".