144344555572 has 48 divisors (see below), whose sum is σ = 299102348160. Its totient is φ = 59637094272.

The previous prime is 144344555561. The next prime is 144344555629. The reversal of 144344555572 is 275555443441.

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, 394123 + ... + 666349.

It is an arithmetic number, because the mean of its divisors is an integer number (6231298920).

Almost surely, 2^144344555572 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 144344555572, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149551174080).

144344555572 is an abundant number, since it is smaller than the sum of its proper divisors (154757792588).

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

144344555572 is a wasteful number, since it uses less digits than its factorization.

144344555572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272920 (or 272918 counting only the distinct ones).

The product of its digits is 6720000, while the sum is 49.

The spelling of 144344555572 in words is "one hundred forty-four billion, three hundred forty-four million, five hundred fifty-five thousand, five hundred seventy-two".