144240331313 has 8 divisors (see below), whose sum is σ = 155481885888. Its totient is φ = 133019654544.

The previous prime is 144240331297. The next prime is 144240331327. The reversal of 144240331313 is 313133042441.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 144240331313 - 2⁴ = 144240331297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (144240331013) 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, 5205095 + ... + 5232732.

It is an arithmetic number, because the mean of its divisors is an integer number (19435235736).

Almost surely, 2^144240331313 is an apocalyptic number.

144240331313 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

144240331313 is a deficient number, since it is larger than the sum of its proper divisors (11241554575).

144240331313 is a wasteful number, since it uses less digits than its factorization.

144240331313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10438903.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 144240331313 its reverse (313133042441), we get a palindrome (457373373754).

The spelling of 144240331313 in words is "one hundred forty-four billion, two hundred forty million, three hundred thirty-one thousand, three hundred thirteen".