4448822666 has 8 divisors (see below), whose sum is σ = 6786339840. Its totient is φ = 2186709388.

The previous prime is 4448822663. The next prime is 4448822723. The reversal of 4448822666 is 6662288444.

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

It is a super-2 number, since 2×4448822666² = 39584046227030695112, which contains 22 as substring.

It is a Curzon number.

It is a zygodrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (4448822663) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18850826 + ... + 18851061.

It is an arithmetic number, because the mean of its divisors is an integer number (848292480).

Almost surely, 2^4448822666 is an apocalyptic number.

4448822666 is a deficient number, since it is larger than the sum of its proper divisors (2337517174).

4448822666 is a wasteful number, since it uses less digits than its factorization.

4448822666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37701948.

The product of its digits is 3538944, while the sum is 50.

The square root of 4448822666 is about 66699.4952454664. The cubic root of 4448822666 is about 1644.6810868482.

The spelling of 4448822666 in words is "four billion, four hundred forty-eight million, eight hundred twenty-two thousand, six hundred sixty-six".