144621849328 has 80 divisors (see below), whose sum is σ = 312582136320. Its totient is φ = 64256038400.

The previous prime is 144621849289. The next prime is 144621849439. The reversal of 144621849328 is 823948126441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6681243 + ... + 6702853.

It is an arithmetic number, because the mean of its divisors is an integer number (3907276704).

Almost surely, 2^144621849328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 144621849328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (156291068160).

144621849328 is an abundant number, since it is smaller than the sum of its proper divisors (167960286992).

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

144621849328 is a wasteful number, since it uses less digits than its factorization.

144621849328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22486 (or 22480 counting only the distinct ones).

The product of its digits is 2654208, while the sum is 52.

The spelling of 144621849328 in words is "one hundred forty-four billion, six hundred twenty-one million, eight hundred forty-nine thousand, three hundred twenty-eight".