144450502011 has 10 divisors (see below), whose sum is σ = 215784083372. Its totient is φ = 96300334620.

The previous prime is 144450501959. The next prime is 144450502111. The reversal of 144450502011 is 110205054441.

144450502011 is a `hidden beast` number, since 1 + 4 + 4 + 450 + 5 + 0 + 201 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-144450502011 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144450502111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 891669685 + ... + 891669846.

Almost surely, 2^144450502011 is an apocalyptic number.

144450502011 is a deficient number, since it is larger than the sum of its proper divisors (71333581361).

144450502011 is an equidigital number, since it uses as much as digits as its factorization.

144450502011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1783339543 (or 1783339534 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

Adding to 144450502011 its reverse (110205054441), we get a palindrome (254655556452).

The spelling of 144450502011 in words is "one hundred forty-four billion, four hundred fifty million, five hundred two thousand, eleven".