444550025344121 has 8 divisors (see below), whose sum is σ = 450640956363144. Its totient is φ = 438459126883200.

The previous prime is 444550025344037. The next prime is 444550025344133. The reversal of 444550025344121 is 121443520055444.

It can be written as a sum of positive squares in 4 ways, for example, as 12831182500096 + 431718842844025 = 3582064^2 + 20777845^2 .

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 444550025344121 - 2³⁴ = 444532845474937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444550025374121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20018435 + ... + 35914311.

It is an arithmetic number, because the mean of its divisors is an integer number (56330119545393).

Almost surely, 2^{444550025344121} is an apocalyptic number.

It is an amenable number.

444550025344121 is a deficient number, since it is larger than the sum of its proper divisors (6090931019023).

444550025344121 is a wasteful number, since it uses less digits than its factorization.

444550025344121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16279051.

The product of its (nonzero) digits is 1536000, while the sum is 44.

Adding to 444550025344121 its reverse (121443520055444), we get a palindrome (565993545399565).

The spelling of 444550025344121 in words is "four hundred forty-four trillion, five hundred fifty billion, twenty-five million, three hundred forty-four thousand, one hundred twenty-one".