144556666320 has 160 divisors (see below), whose sum is σ = 489012451200. Its totient is φ = 35033425920.

The previous prime is 144556666283. The next prime is 144556666337. The reversal of 144556666320 is 23666655441.

144556666320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 144556666320.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12003342 + ... + 12015378.

It is an arithmetic number, because the mean of its divisors is an integer number (3056327820).

Almost surely, 2^144556666320 is an apocalyptic number.

144556666320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144556666320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (244506225600).

144556666320 is an abundant number, since it is smaller than the sum of its proper divisors (344455784880).

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

144556666320 is a wasteful number, since it uses less digits than its factorization.

144556666320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16613 (or 16607 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 144556666320 in words is "one hundred forty-four billion, five hundred fifty-six million, six hundred sixty-six thousand, three hundred twenty".