14441450521 has 8 divisors (see below), whose sum is σ = 14609521800. Its totient is φ = 14273508480.

The previous prime is 14441450483. The next prime is 14441450561. The reversal of 14441450521 is 12505414441.

It can be written as a sum of positive squares in 4 ways, for example, as 5636255625 + 8805194896 = 75075^2 + 93836^2 .

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 14441450521 - 2¹³ = 14441442329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14441450561) 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, 202315 + ... + 264223.

It is an arithmetic number, because the mean of its divisors is an integer number (1826190225).

Almost surely, 2^14441450521 is an apocalyptic number.

It is an amenable number.

14441450521 is a deficient number, since it is larger than the sum of its proper divisors (168071279).

14441450521 is an equidigital number, since it uses as much as digits as its factorization.

14441450521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64619.

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 14441450521 its reverse (12505414441), we get a palindrome (26946864962).

The spelling of 14441450521 in words is "fourteen billion, four hundred forty-one million, four hundred fifty thousand, five hundred twenty-one".