144104021442 has 24 divisors (see below), whose sum is σ = 312238652544. Its totient is φ = 48032631864.

The previous prime is 144104021441. The next prime is 144104021449. The reversal of 144104021442 is 244120401441.

It is a happy number.

144104021442 is a `hidden beast` number, since 1 + 441 + 0 + 4 + 0 + 214 + 4 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (144104021441) 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 11 ways as a sum of consecutive naturals, for example, 300163 + ... + 615065.

It is an arithmetic number, because the mean of its divisors is an integer number (13009943856).

Almost surely, 2^144104021442 is an apocalyptic number.

144104021442 is an abundant number, since it is smaller than the sum of its proper divisors (168134631102).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144104021442 is a wasteful number, since it uses less digits than its factorization.

144104021442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340334 (or 340331 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 144104021442 its reverse (244120401441), we get a palindrome (388224422883).

The spelling of 144104021442 in words is "one hundred forty-four billion, one hundred four million, twenty-one thousand, four hundred forty-two".