144431021414 has 8 divisors (see below), whose sum is σ = 228048981240. Its totient is φ = 68414694336.

The previous prime is 144431021407. The next prime is 144431021431. The reversal of 144431021414 is 414120134441.

It is a happy number.

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

It is a Curzon number.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 1900408139 + ... + 1900408214.

It is an arithmetic number, because the mean of its divisors is an integer number (28506122655).

Almost surely, 2^144431021414 is an apocalyptic number.

144431021414 is a deficient number, since it is larger than the sum of its proper divisors (83617959826).

144431021414 is a wasteful number, since it uses less digits than its factorization.

144431021414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3800816374.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 144431021414 its reverse (414120134441), we get a palindrome (558551155855).

The spelling of 144431021414 in words is "one hundred forty-four billion, four hundred thirty-one million, twenty-one thousand, four hundred fourteen".