144321031022432 has 48 divisors (see below), whose sum is σ = 313031147247504. Its totient is φ = 64950959040000.

The previous prime is 144321031022401. The next prime is 144321031022453. The reversal of 144321031022432 is 234220130123441.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2029681919 + ... + 2029753022.

It is an arithmetic number, because the mean of its divisors is an integer number (6521482234323).

Almost surely, 2^{144321031022432} is an apocalyptic number.

It is an amenable number.

144321031022432 is an abundant number, since it is smaller than the sum of its proper divisors (168710116225072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

144321031022432 is a wasteful number, since it uses less digits than its factorization.

144321031022432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4059435063 (or 4059435055 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 32.

Adding to 144321031022432 its reverse (234220130123441), we get a palindrome (378541161145873).

The spelling of 144321031022432 in words is "one hundred forty-four trillion, three hundred twenty-one billion, thirty-one million, twenty-two thousand, four hundred thirty-two".