120144145013520 has 160 divisors (see below), whose sum is σ = 380593722442752. Its totient is φ = 31345127671296.

The previous prime is 120144145013507. The next prime is 120144145013531. The reversal of 120144145013520 is 25310541441021.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27226554 + ... + 31330073.

Almost surely, 2^{120144145013520} is an apocalyptic number.

120144145013520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120144145013520 is an abundant number, since it is smaller than the sum of its proper divisors (260449577429232).

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

120144145013520 is a wasteful number, since it uses less digits than its factorization.

120144145013520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58556829 (or 58556823 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 120144145013520 its reverse (25310541441021), we get a palindrome (145454686454541).

The spelling of 120144145013520 in words is "one hundred twenty trillion, one hundred forty-four billion, one hundred forty-five million, thirteen thousand, five hundred twenty".