1444133321011 has 8 divisors (see below), whose sum is σ = 1540754726544. Its totient is φ = 1348808847360.

The previous prime is 1444133320969. The next prime is 1444133321021. The reversal of 1444133321011 is 1101233314441.

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 1444133321011 - 2²⁹ = 1443596450099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1444133321021) 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, 324230670 + ... + 324235123.

It is an arithmetic number, because the mean of its divisors is an integer number (192594340818).

Almost surely, 2^{1444133321011} is an apocalyptic number.

1444133321011 is a deficient number, since it is larger than the sum of its proper divisors (96621405533).

1444133321011 is a wasteful number, since it uses less digits than its factorization.

1444133321011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648465941.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 1444133321011 its reverse (1101233314441), we get a palindrome (2545366635452).

The spelling of 1444133321011 in words is "one trillion, four hundred forty-four billion, one hundred thirty-three million, three hundred twenty-one thousand, eleven".