144423532311 has 16 divisors (see below), whose sum is σ = 196686441984. Its totient is φ = 94222001664.

The previous prime is 144423532273. The next prime is 144423532343. The reversal of 144423532311 is 113235324441.

It is not a de Polignac number, because 144423532311 - 2¹⁴ = 144423515927 is a prime.

It is a super-2 number, since 2×144423532311² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144423532411) 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, 1147575 + ... + 1267191.

It is an arithmetic number, because the mean of its divisors is an integer number (12292902624).

Almost surely, 2^144423532311 is an apocalyptic number.

144423532311 is a deficient number, since it is larger than the sum of its proper divisors (52262909673).

144423532311 is a wasteful number, since it uses less digits than its factorization.

144423532311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128230.

The product of its digits is 34560, while the sum is 33.

Adding to 144423532311 its reverse (113235324441), we get a palindrome (257658856752).

The spelling of 144423532311 in words is "one hundred forty-four billion, four hundred twenty-three million, five hundred thirty-two thousand, three hundred eleven".