44191776768 has 68 divisors (see below), whose sum is σ = 117844363248. Its totient is φ = 14730526720.

The previous prime is 44191776767. The next prime is 44191776773. The reversal of 44191776768 is 86767719144.

It is not an unprimeable number, because it can be changed into a prime (44191776763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84223 + ... + 308993.

Almost surely, 2^44191776768 is an apocalyptic number.

44191776768 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 44191776768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58922181624).

44191776768 is an abundant number, since it is smaller than the sum of its proper divisors (73652586480).

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

44191776768 is an frugal number, since it uses more digits than its factorization.

44191776768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224806 (or 224776 counting only the distinct ones).

The product of its digits is 14224896, while the sum is 60.

The spelling of 44191776768 in words is "forty-four billion, one hundred ninety-one million, seven hundred seventy-six thousand, seven hundred sixty-eight".