144040300421 has 8 divisors (see below), whose sum is σ = 147426902400. Its totient is φ = 140667111648.

The previous prime is 144040300409. The next prime is 144040300427. The reversal of 144040300421 is 124003040441.

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 144040300421 - 2³⁰ = 142966558597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144040300427) 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 7 ways as a sum of consecutive naturals, for example, 3331571 + ... + 3374528.

It is an arithmetic number, because the mean of its divisors is an integer number (18428362800).

Almost surely, 2^144040300421 is an apocalyptic number.

It is an amenable number.

144040300421 is a deficient number, since it is larger than the sum of its proper divisors (3386601979).

144040300421 is an equidigital number, since it uses as much as digits as its factorization.

144040300421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6706603.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 144040300421 its reverse (124003040441), we get a palindrome (268043340862).

The spelling of 144040300421 in words is "one hundred forty-four billion, forty million, three hundred thousand, four hundred twenty-one".