444521720035347 has 8 divisors (see below), whose sum is σ = 601541830097856. Its totient is φ = 291924711664872.

The previous prime is 444521720035229. The next prime is 444521720035369. The reversal of 444521720035347 is 743530027125444.

It is a happy number.

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

It is not a de Polignac number, because 444521720035347 - 2⁷ = 444521720035219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 444521720035347.

It is not an unprimeable number, because it can be changed into a prime (444521720835347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1105775422773 + ... + 1105775423174.

It is an arithmetic number, because the mean of its divisors is an integer number (75192728762232).

Almost surely, 2^{444521720035347} is an apocalyptic number.

444521720035347 is a deficient number, since it is larger than the sum of its proper divisors (157020110062509).

444521720035347 is a wasteful number, since it uses less digits than its factorization.

444521720035347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2211550846017.

The product of its (nonzero) digits is 11289600, while the sum is 51.

The spelling of 444521720035347 in words is "four hundred forty-four trillion, five hundred twenty-one billion, seven hundred twenty million, thirty-five thousand, three hundred forty-seven".