144420402241 has 8 divisors (see below), whose sum is σ = 146173081824. Its totient is φ = 142676049600.

The previous prime is 144420402233. The next prime is 144420402251. The reversal of 144420402241 is 142204024441.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144420402241 - 2³ = 144420402233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144420402211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2046835 + ... + 2116216.

It is an arithmetic number, because the mean of its divisors is an integer number (18271635228).

Almost surely, 2^144420402241 is an apocalyptic number.

It is an amenable number.

144420402241 is a deficient number, since it is larger than the sum of its proper divisors (1752679583).

144420402241 is a wasteful number, since it uses less digits than its factorization.

144420402241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4163471.

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 144420402241 its reverse (142204024441), we get a palindrome (286624426682).

The spelling of 144420402241 in words is "one hundred forty-four billion, four hundred twenty million, four hundred two thousand, two hundred forty-one".