4381827648 has 112 divisors (see below), whose sum is σ = 12770973696. Its totient is φ = 1314869760.

The previous prime is 4381827647. The next prime is 4381827677. The reversal of 4381827648 is 8467281834.

It is a self number, because there is not a number n which added to its sum of digits gives 4381827648.

It is not an unprimeable number, because it can be changed into a prime (4381827643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207465 + ... + 227607.

Almost surely, 2^4381827648 is an apocalyptic number.

4381827648 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 4381827648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6385486848).

4381827648 is an abundant number, since it is smaller than the sum of its proper divisors (8389146048).

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

4381827648 is a wasteful number, since it uses less digits than its factorization.

4381827648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20272 (or 20262 counting only the distinct ones).

The product of its digits is 2064384, while the sum is 51.

The square root of 4381827648 is about 66195.3748233213. The cubic root of 4381827648 is about 1636.3835200996.

The spelling of 4381827648 in words is "four billion, three hundred eighty-one million, eight hundred twenty-seven thousand, six hundred forty-eight".