144543103403520 has 480 divisors, whose sum is σ = 487856967843168. Its totient is φ = 36503395762176.

The previous prime is 144543103403471. The next prime is 144543103403551. The reversal of 144543103403520 is 25304301345441.

It is a tau number, because it is divible by the number of its divisors (480).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9861704032 + ... + 9861718688.

Almost surely, 2^{144543103403520} is an apocalyptic number.

144543103403520 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 144543103403520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (243928483921584).

144543103403520 is an abundant number, since it is smaller than the sum of its proper divisors (343313864439648).

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

144543103403520 is a wasteful number, since it uses less digits than its factorization.

144543103403520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18278 (or 18243 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 39.

Adding to 144543103403520 its reverse (25304301345441), we get a palindrome (169847404748961).

The spelling of 144543103403520 in words is "one hundred forty-four trillion, five hundred forty-three billion, one hundred three million, four hundred three thousand, five hundred twenty".