4447019489 has 8 divisors (see below), whose sum is σ = 4860010368. Its totient is φ = 4035481360.

The previous prime is 4447019441. The next prime is 4447019497. The reversal of 4447019489 is 9849107444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4447019489 is a prime.

It is a super-2 number, since 2×4447019489² = 39551964671091642242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4447019429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 356777 + ... + 369030.

It is an arithmetic number, because the mean of its divisors is an integer number (607501296).

Almost surely, 2^4447019489 is an apocalyptic number.

It is an amenable number.

4447019489 is a deficient number, since it is larger than the sum of its proper divisors (412990879).

4447019489 is a wasteful number, since it uses less digits than its factorization.

4447019489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 726375.

The product of its (nonzero) digits is 1161216, while the sum is 50.

The square root of 4447019489 is about 66685.9767042517. The cubic root of 4447019489 is about 1644.4588518814.

The spelling of 4447019489 in words is "four billion, four hundred forty-seven million, nineteen thousand, four hundred eighty-nine".