1444300144321 has 16 divisors (see below), whose sum is σ = 1454724835200. Its totient is φ = 1433921973120.

The previous prime is 1444300144319. The next prime is 1444300144351. The reversal of 1444300144321 is 1234410034441.

It is a cyclic number.

It is not a de Polignac number, because 1444300144321 - 2¹ = 1444300144319 is a prime.

It is a super-2 number, since 2×1444300144321² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1444300144351) 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, 103430686 + ... + 103444648.

It is an arithmetic number, because the mean of its divisors is an integer number (90920302200).

Almost surely, 2^{1444300144321} is an apocalyptic number.

It is an amenable number.

1444300144321 is a deficient number, since it is larger than the sum of its proper divisors (10424690879).

1444300144321 is a wasteful number, since it uses less digits than its factorization.

1444300144321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15576.

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 1444300144321 its reverse (1234410034441), we get a palindrome (2678710178762).

The spelling of 1444300144321 in words is "one trillion, four hundred forty-four billion, three hundred million, one hundred forty-four thousand, three hundred twenty-one".