240433144321 has 4 divisors (see below), whose sum is σ = 240434945200. Its totient is φ = 240431343444.

The previous prime is 240433144319. The next prime is 240433144351. The reversal of 240433144321 is 123441334042.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 240433144321 - 2¹ = 240433144319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240433144351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 682611 + ... + 973048.

It is an arithmetic number, because the mean of its divisors is an integer number (60108736300).

Almost surely, 2^240433144321 is an apocalyptic number.

It is an amenable number.

240433144321 is a deficient number, since it is larger than the sum of its proper divisors (1800879).

240433144321 is a wasteful number, since it uses less digits than its factorization.

240433144321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1800878.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 240433144321 its reverse (123441334042), we get a palindrome (363874478363).

The spelling of 240433144321 in words is "two hundred forty billion, four hundred thirty-three million, one hundred forty-four thousand, three hundred twenty-one".