144532451544 has 32 divisors (see below), whose sum is σ = 389125831920. Its totient is φ = 44471523456.

The previous prime is 144532451543. The next prime is 144532451587. The reversal of 144532451544 is 445154235441.

It is a junction number, because it is equal to n+sod(n) for n = 144532451496 and 144532451505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144532451543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231622207 + ... + 231622830.

Almost surely, 2^144532451544 is an apocalyptic number.

It is an amenable number.

144532451544 is an abundant number, since it is smaller than the sum of its proper divisors (244593380376).

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

144532451544 is a wasteful number, since it uses less digits than its factorization.

144532451544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 463245059 (or 463245055 counting only the distinct ones).

The product of its digits is 768000, while the sum is 42.

Adding to 144532451544 its reverse (445154235441), we get a palindrome (589686686985).

The spelling of 144532451544 in words is "one hundred forty-four billion, five hundred thirty-two million, four hundred fifty-one thousand, five hundred forty-four".