4440019968 has 88 divisors (see below), whose sum is σ = 13149272960. Its totient is φ = 1479997440.

The previous prime is 4440019939. The next prime is 4440020009. The reversal of 4440019968 is 8699100444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52648 + ... + 107943.

Almost surely, 2^4440019968 is an apocalyptic number.

4440019968 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

4440019968 is an abundant number, since it is smaller than the sum of its proper divisors (8709252992).

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

4440019968 is a wasteful number, since it uses less digits than its factorization.

4440019968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160620 (or 160596 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 4440019968 is about 66633.4748305985. The cubic root of 4440019968 is about 1643.5956168807.

The spelling of 4440019968 in words is "four billion, four hundred forty million, nineteen thousand, nine hundred sixty-eight".