44981919360 has 768 divisors, whose sum is σ = 189721958400. Its totient is φ = 9591644160.

The previous prime is 44981919317. The next prime is 44981919361. The reversal of 44981919360 is 6391918944.

It is a happy number.

44981919360 is a `hidden beast` number, since 4 + 4 + 98 + 191 + 9 + 360 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 44981919297 and 44981919306.

It is not an unprimeable number, because it can be changed into a prime (44981919361) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 54391267 + ... + 54392093.

It is an arithmetic number, because the mean of its divisors is an integer number (247033800).

Almost surely, 2^44981919360 is an apocalyptic number.

44981919360 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 44981919360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (94860979200).

44981919360 is an abundant number, since it is smaller than the sum of its proper divisors (144740039040).

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

44981919360 is a wasteful number, since it uses less digits than its factorization.

44981919360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949 (or 934 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 54.

The spelling of 44981919360 in words is "forty-four billion, nine hundred eighty-one million, nine hundred nineteen thousand, three hundred sixty".