421444324313411 has 16 divisors (see below), whose sum is σ = 503192560098240. Its totient is φ = 345328227484800.

The previous prime is 421444324313303. The next prime is 421444324313413. The reversal of 421444324313411 is 114313423444124.

It is not a de Polignac number, because 421444324313411 - 2¹⁴ = 421444324297027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421444324313413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10277605316 + ... + 10277646321.

It is an arithmetic number, because the mean of its divisors is an integer number (31449535006140).

Almost surely, 2^{421444324313411} is an apocalyptic number.

421444324313411 is a deficient number, since it is larger than the sum of its proper divisors (81748235784829).

421444324313411 is a wasteful number, since it uses less digits than its factorization.

421444324313411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20555251774.

The product of its digits is 442368, while the sum is 41.

Adding to 421444324313411 its reverse (114313423444124), we get a palindrome (535757747757535).

The spelling of 421444324313411 in words is "four hundred twenty-one trillion, four hundred forty-four billion, three hundred twenty-four million, three hundred thirteen thousand, four hundred eleven".