144240353301440 has 56 divisors (see below), whose sum is σ = 374697099608112. Its totient is φ = 52451037562880.

The previous prime is 144240353301397. The next prime is 144240353301449. The reversal of 144240353301440 is 44103353042441.

It is a junction number, because it is equal to n+sod(n) for n = 144240353301394 and 144240353301403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (144240353301449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20488683029 + ... + 20488690068.

Almost surely, 2^{144240353301440} is an apocalyptic number.

144240353301440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

144240353301440 is an abundant number, since it is smaller than the sum of its proper divisors (230456746306672).

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

144240353301440 is a wasteful number, since it uses less digits than its factorization.

144240353301440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40977373125 (or 40977373115 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 38.

The spelling of 144240353301440 in words is "one hundred forty-four trillion, two hundred forty billion, three hundred fifty-three million, three hundred one thousand, four hundred forty".