4444446407 has 8 divisors (see below), whose sum is σ = 4546308096. Its totient is φ = 4343629752.

The previous prime is 4444446379. The next prime is 4444446421. The reversal of 4444446407 is 7046444444.

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

It is a cyclic number.

It is not a de Polignac number, because 4444446407 - 2⁶ = 4444446343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4444446907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252653 + ... + 269670.

It is an arithmetic number, because the mean of its divisors is an integer number (568288512).

Almost surely, 2^4444446407 is an apocalyptic number.

4444446407 is a deficient number, since it is larger than the sum of its proper divisors (101861689).

4444446407 is a wasteful number, since it uses less digits than its factorization.

4444446407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522517.

The product of its (nonzero) digits is 688128, while the sum is 41.

The square root of 4444446407 is about 66666.6813858317. The cubic root of 4444446407 is about 1644.1416248909.

The spelling of 4444446407 in words is "four billion, four hundred forty-four million, four hundred forty-six thousand, four hundred seven".