144321473388 has 12 divisors (see below), whose sum is σ = 336750104600. Its totient is φ = 48107157792.

The previous prime is 144321473383. The next prime is 144321473389. The reversal of 144321473388 is 883374123441.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (144321473381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6013394713 + ... + 6013394736.

Almost surely, 2^144321473388 is an apocalyptic number.

It is an amenable number.

144321473388 is an abundant number, since it is smaller than the sum of its proper divisors (192428631212).

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

144321473388 is a wasteful number, since it uses less digits than its factorization.

144321473388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12026789456 (or 12026789454 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 48.

The spelling of 144321473388 in words is "one hundred forty-four billion, three hundred twenty-one million, four hundred seventy-three thousand, three hundred eighty-eight".