144315720052120 has 32 divisors (see below), whose sum is σ = 324710936683920. Its totient is φ = 57726187297920.

The previous prime is 144315720051961. The next prime is 144315720052129. The reversal of 144315720052120 is 21250027513441.

It is a self number, because there is not a number n which added to its sum of digits gives 144315720052120.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144315720052129) 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, 22680190 + ... + 28337650.

Almost surely, 2^{144315720052120} is an apocalyptic number.

144315720052120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144315720052120 is an abundant number, since it is smaller than the sum of its proper divisors (180395216631800).

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

144315720052120 is a wasteful number, since it uses less digits than its factorization.

144315720052120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6295195 (or 6295191 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 37.

Adding to 144315720052120 its reverse (21250027513441), we get a palindrome (165565747565561).

The spelling of 144315720052120 in words is "one hundred forty-four trillion, three hundred fifteen billion, seven hundred twenty million, fifty-two thousand, one hundred twenty".