440532212343 has 4 divisors (see below), whose sum is σ = 587376283128. Its totient is φ = 293688141560.

The previous prime is 440532212293. The next prime is 440532212357. The reversal of 440532212343 is 343212235044.

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 440532212343 - 2⁹ = 440532211831 is a prime.

It is a super-2 number, since 2×440532212343² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440532212383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73422035388 + ... + 73422035393.

It is an arithmetic number, because the mean of its divisors is an integer number (146844070782).

Almost surely, 2^440532212343 is an apocalyptic number.

440532212343 is a deficient number, since it is larger than the sum of its proper divisors (146844070785).

440532212343 is a wasteful number, since it uses less digits than its factorization.

440532212343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146844070784.

The product of its (nonzero) digits is 69120, while the sum is 33.

Adding to 440532212343 its reverse (343212235044), we get a palindrome (783744447387).

The spelling of 440532212343 in words is "four hundred forty billion, five hundred thirty-two million, two hundred twelve thousand, three hundred forty-three".