440231140024343 has 4 divisors (see below), whose sum is σ = 441537463882320. Its totient is φ = 438924816166368.

The previous prime is 440231140024289. The next prime is 440231140024369. The reversal of 440231140024343 is 343420041132044.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 440231140024343 - 2¹² = 440231140020247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440231140014343) 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, 653161928483 + ... + 653161929156.

It is an arithmetic number, because the mean of its divisors is an integer number (110384365970580).

Almost surely, 2^{440231140024343} is an apocalyptic number.

440231140024343 is a deficient number, since it is larger than the sum of its proper divisors (1306323857977).

440231140024343 is a wasteful number, since it uses less digits than its factorization.

440231140024343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1306323857976.

The product of its (nonzero) digits is 110592, while the sum is 35.

Adding to 440231140024343 its reverse (343420041132044), we get a palindrome (783651181156387).

The spelling of 440231140024343 in words is "four hundred forty trillion, two hundred thirty-one billion, one hundred forty million, twenty-four thousand, three hundred forty-three".