444032503552121 has 12 divisors (see below), whose sum is σ = 488079885488832. Its totient is φ = 403656731379000.

The previous prime is 444032503552111. The next prime is 444032503552129. The reversal of 444032503552121 is 121255305230444.

It is a de Polignac number, because none of the positive numbers 2^k-444032503552121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (444032503552129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 36386645 + ... + 47032466.

It is an arithmetic number, because the mean of its divisors is an integer number (40673323790736).

Almost surely, 2^{444032503552121} is an apocalyptic number.

It is an amenable number.

444032503552121 is a deficient number, since it is larger than the sum of its proper divisors (44047381936711).

444032503552121 is a wasteful number, since it uses less digits than its factorization.

444032503552121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83463124 (or 83463113 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 41.

Adding to 444032503552121 its reverse (121255305230444), we get a palindrome (565287808782565).

The spelling of 444032503552121 in words is "four hundred forty-four trillion, thirty-two billion, five hundred three million, five hundred fifty-two thousand, one hundred twenty-one".