244444663 has 8 divisors (see below), whose sum is σ = 246231440. Its totient is φ = 242663040.

The previous prime is 244444657. The next prime is 244444687. The reversal of 244444663 is 366444442.

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-244444663 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 (244444763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163423 + ... + 164911.

It is an arithmetic number, because the mean of its divisors is an integer number (30778930).

Almost surely, 2^244444663 is an apocalyptic number.

244444663 is a deficient number, since it is larger than the sum of its proper divisors (1786777).

244444663 is a wasteful number, since it uses less digits than its factorization.

244444663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2577.

The product of its digits is 221184, while the sum is 37.

The square root of 244444663 is about 15634.7261888400. The cubic root of 244444663 is about 625.2593381351.

The spelling of 244444663 in words is "two hundred forty-four million, four hundred forty-four thousand, six hundred sixty-three".