44492881248 has 144 divisors (see below), whose sum is σ = 136786169520. Its totient is φ = 13670581248.

The previous prime is 44492881243. The next prime is 44492881273. The reversal of 44492881248 is 84218829444.

It is a tau number, because it is divible by the number of its divisors (144).

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

It is a junction number, because it is equal to n+sod(n) for n = 44492881194 and 44492881203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44492881243) 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, 92586 + ... + 312342.

It is an arithmetic number, because the mean of its divisors is an integer number (949903955).

Almost surely, 2^44492881248 is an apocalyptic number.

44492881248 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 44492881248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68393084760).

44492881248 is an abundant number, since it is smaller than the sum of its proper divisors (92293288272).

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

44492881248 is a wasteful number, since it uses less digits than its factorization.

44492881248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219829 (or 219818 counting only the distinct ones).

The product of its digits is 4718592, while the sum is 54.

The spelling of 44492881248 in words is "forty-four billion, four hundred ninety-two million, eight hundred eighty-one thousand, two hundred forty-eight".