44448888888 has 64 divisors (see below), whose sum is σ = 123515700000. Its totient is φ = 14810708736.

The previous prime is 44448888821. The next prime is 44448888889. The reversal of 44448888888 is 88888884444.

It is a Harshad number since it is a multiple of its sum of digits (72).

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

44448888888 is a modest number, since divided by 888888 gives 44448 as remainder.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44448888889) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 556356 + ... + 631212.

Almost surely, 2^44448888888 is an apocalyptic number.

It is an amenable number.

44448888888 is an abundant number, since it is smaller than the sum of its proper divisors (79066811112).

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

44448888888 is a wasteful number, since it uses less digits than its factorization.

44448888888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77621 (or 77611 counting only the distinct ones).

The product of its digits is 536870912, while the sum is 72.

The spelling of 44448888888 in words is "forty-four billion, four hundred forty-eight million, eight hundred eighty-eight thousand, eight hundred eighty-eight".