144129921393 has 8 divisors (see below), whose sum is σ = 198372365056. Its totient is φ = 92987046000.

The previous prime is 144129921379. The next prime is 144129921401. The reversal of 144129921393 is 393129921441.

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

It is not a de Polignac number, because 144129921393 - 2⁵ = 144129921361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144129921293) 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, 774891958 + ... + 774892143.

It is an arithmetic number, because the mean of its divisors is an integer number (24796545632).

Almost surely, 2^144129921393 is an apocalyptic number.

It is an amenable number.

144129921393 is a deficient number, since it is larger than the sum of its proper divisors (54242443663).

144129921393 is a wasteful number, since it uses less digits than its factorization.

144129921393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1549784135.

The product of its digits is 419904, while the sum is 48.

Adding to 144129921393 its sum of digits (48), we get a palindrome (144129921441).

The spelling of 144129921393 in words is "one hundred forty-four billion, one hundred twenty-nine million, nine hundred twenty-one thousand, three hundred ninety-three".