144340400422 has 8 divisors (see below), whose sum is σ = 218215408896. Its totient is φ = 71601930792.

The previous prime is 144340400417. The next prime is 144340400431. The reversal of 144340400422 is 224004043441.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284134393 + ... + 284134900.

It is an arithmetic number, because the mean of its divisors is an integer number (27276926112).

Almost surely, 2^144340400422 is an apocalyptic number.

144340400422 is a deficient number, since it is larger than the sum of its proper divisors (73875008474).

144340400422 is a wasteful number, since it uses less digits than its factorization.

144340400422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568269422.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 144340400422 its reverse (224004043441), we get a palindrome (368344443863).

The spelling of 144340400422 in words is "one hundred forty-four billion, three hundred forty million, four hundred thousand, four hundred twenty-two".