144234331432 has 8 divisors (see below), whose sum is σ = 270439371450. Its totient is φ = 72117165712.

The previous prime is 144234331399. The next prime is 144234331433. The reversal of 144234331432 is 234133432441.

It can be written as a sum of positive squares in only one way, i.e., 72364228036 + 71870103396 = 269006^2 + 268086^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (144234331433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9014645707 + ... + 9014645722.

Almost surely, 2^144234331432 is an apocalyptic number.

It is an amenable number.

144234331432 is a deficient number, since it is larger than the sum of its proper divisors (126205040018).

144234331432 is a wasteful number, since it uses less digits than its factorization.

144234331432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18029291435 (or 18029291431 counting only the distinct ones).

The product of its digits is 82944, while the sum is 34.

Adding to 144234331432 its reverse (234133432441), we get a palindrome (378367763873).

The spelling of 144234331432 in words is "one hundred forty-four billion, two hundred thirty-four million, three hundred thirty-one thousand, four hundred thirty-two".