144521254040 has 16 divisors (see below), whose sum is σ = 325172821680. Its totient is φ = 57808501600.

The previous prime is 144521254039. The next prime is 144521254057. The reversal of 144521254040 is 40452125441.

It is a junction number, because it is equal to n+sod(n) for n = 144521253988 and 144521254006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1806515636 + ... + 1806515715.

It is an arithmetic number, because the mean of its divisors is an integer number (20323301355).

Almost surely, 2^144521254040 is an apocalyptic number.

144521254040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144521254040 is an abundant number, since it is smaller than the sum of its proper divisors (180651567640).

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

144521254040 is a wasteful number, since it uses less digits than its factorization.

144521254040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3613031362 (or 3613031358 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 32.

Adding to 144521254040 its reverse (40452125441), we get a palindrome (184973379481).

The spelling of 144521254040 in words is "one hundred forty-four billion, five hundred twenty-one million, two hundred fifty-four thousand, forty".