120144363512550 has 48 divisors (see below), whose sum is σ = 320877869324880. Its totient is φ = 29573997171840.

The previous prime is 120144363512549. The next prime is 120144363512599. The reversal of 120144363512550 is 55215363441021.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30806245105 + ... + 30806249004.

It is an arithmetic number, because the mean of its divisors is an integer number (6684955610935).

Almost surely, 2^{120144363512550} is an apocalyptic number.

120144363512550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120144363512550 is an abundant number, since it is smaller than the sum of its proper divisors (200733505812330).

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

120144363512550 is a wasteful number, since it uses less digits than its factorization.

120144363512550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61612494137 (or 61612494132 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 120144363512550 in words is "one hundred twenty trillion, one hundred forty-four billion, three hundred sixty-three million, five hundred twelve thousand, five hundred fifty".