441334001421 has 96 divisors (see below), whose sum is σ = 708692115456. Its totient is φ = 263414592000.

The previous prime is 441334001393. The next prime is 441334001509. The reversal of 441334001421 is 124100433144.

441334001421 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 441334001421 - 2¹⁰ = 441334000397 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441334001221) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 123586566 + ... + 123590136.

It is an arithmetic number, because the mean of its divisors is an integer number (7382209536).

Almost surely, 2^441334001421 is an apocalyptic number.

It is an amenable number.

441334001421 is a deficient number, since it is larger than the sum of its proper divisors (267358114035).

441334001421 is a wasteful number, since it uses less digits than its factorization.

441334001421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4063 (or 4060 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

Adding to 441334001421 its reverse (124100433144), we get a palindrome (565434434565).

The spelling of 441334001421 in words is "four hundred forty-one billion, three hundred thirty-four million, one thousand, four hundred twenty-one".