144322523553 has 64 divisors (see below), whose sum is σ = 223462471680. Its totient is φ = 82054591488.

The previous prime is 144322523507. The next prime is 144322523581. The reversal of 144322523553 is 355325223441.

It is not a de Polignac number, because 144322523553 - 2¹⁸ = 144322261409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (144322523503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32191050 + ... + 32195532.

It is an arithmetic number, because the mean of its divisors is an integer number (3491601120).

Almost surely, 2^144322523553 is an apocalyptic number.

144322523553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

144322523553 is a deficient number, since it is larger than the sum of its proper divisors (79139948127).

144322523553 is a wasteful number, since it uses less digits than its factorization.

144322523553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5398.

The product of its digits is 432000, while the sum is 39.

Adding to 144322523553 its reverse (355325223441), we get a palindrome (499647746994).

The spelling of 144322523553 in words is "one hundred forty-four billion, three hundred twenty-two million, five hundred twenty-three thousand, five hundred fifty-three".