444442021043 has 8 divisors (see below), whose sum is σ = 446090904480. Its totient is φ = 442793615040.

The previous prime is 444442021039. The next prime is 444442021073. The reversal of 444442021043 is 340120244444.

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 444442021043 - 2² = 444442021039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444442021003) 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, 1803146 + ... + 2034752.

It is an arithmetic number, because the mean of its divisors is an integer number (55761363060).

Almost surely, 2^444442021043 is an apocalyptic number.

444442021043 is a deficient number, since it is larger than the sum of its proper divisors (1648883437).

444442021043 is a wasteful number, since it uses less digits than its factorization.

444442021043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238717.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 444442021043 its reverse (340120244444), we get a palindrome (784562265487).

The spelling of 444442021043 in words is "four hundred forty-four billion, four hundred forty-two million, twenty-one thousand, forty-three".