144234304313421 has 8 divisors (see below), whose sum is σ = 219785606572864. Its totient is φ = 82419602464800.

The previous prime is 144234304313413. The next prime is 144234304313513. The reversal of 144234304313421 is 124313403432441.

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

It is not a de Polignac number, because 144234304313421 - 2³ = 144234304313413 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 144234304313421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144234304313821) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3434150102680 + ... + 3434150102721.

It is an arithmetic number, because the mean of its divisors is an integer number (27473200821608).

Almost surely, 2^{144234304313421} is an apocalyptic number.

It is an amenable number.

144234304313421 is a deficient number, since it is larger than the sum of its proper divisors (75551302259443).

144234304313421 is an equidigital number, since it uses as much as digits as its factorization.

144234304313421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6868300205411.

The product of its (nonzero) digits is 331776, while the sum is 39.

Adding to 144234304313421 its reverse (124313403432441), we get a palindrome (268547707745862).

The spelling of 144234304313421 in words is "one hundred forty-four trillion, two hundred thirty-four billion, three hundred four million, three hundred thirteen thousand, four hundred twenty-one".