144134231242 has 16 divisors (see below), whose sum is σ = 217307966112. Its totient is φ = 71698500720.

The previous prime is 144134231203. The next prime is 144134231257. The reversal of 144134231242 is 242132431441.

It is a happy number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1079268 + ... + 1205440.

It is an arithmetic number, because the mean of its divisors is an integer number (13581747882).

Almost surely, 2^144134231242 is an apocalyptic number.

144134231242 is a deficient number, since it is larger than the sum of its proper divisors (73173734870).

144134231242 is a wasteful number, since it uses less digits than its factorization.

144134231242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129093.

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

Adding to 144134231242 its reverse (242132431441), we get a palindrome (386266662683).

The spelling of 144134231242 in words is "one hundred forty-four billion, one hundred thirty-four million, two hundred thirty-one thousand, two hundred forty-two".