4448066642 has 8 divisors (see below), whose sum is σ = 6673071600. Its totient is φ = 2223709444.

The previous prime is 4448066641. The next prime is 4448066657. The reversal of 4448066642 is 2466608444.

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

It is a junction number, because it is equal to n+sod(n) for n = 4448066593 and 4448066602.

It is not an unprimeable number, because it can be changed into a prime (4448066641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144392 + ... + 172467.

It is an arithmetic number, because the mean of its divisors is an integer number (834133950).

Almost surely, 2^4448066642 is an apocalyptic number.

4448066642 is a deficient number, since it is larger than the sum of its proper divisors (2225004958).

4448066642 is a wasteful number, since it uses less digits than its factorization.

4448066642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323880.

The product of its (nonzero) digits is 884736, while the sum is 44.

The square root of 4448066642 is about 66693.8276154548. The cubic root of 4448066642 is about 1644.5879169687.

The spelling of 4448066642 in words is "four billion, four hundred forty-eight million, sixty-six thousand, six hundred forty-two".