243231444010 has 16 divisors (see below), whose sum is σ = 437822325000. Its totient is φ = 97291305216.

The previous prime is 243231443989. The next prime is 243231444011. The reversal of 243231444010 is 10444132342.

It can be written as a sum of positive squares in 4 ways, for example, as 234342159921 + 8889284089 = 484089^2 + 94283^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 243231444010.

It is not an unprimeable number, because it can be changed into a prime (243231444011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1183366 + ... + 1373614.

Almost surely, 2^243231444010 is an apocalyptic number.

243231444010 is a deficient number, since it is larger than the sum of its proper divisors (194590880990).

243231444010 is a wasteful number, since it uses less digits than its factorization.

243231444010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318105.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 243231444010 its reverse (10444132342), we get a palindrome (253675576352).

It can be divided in two parts, 243231 and 444010, that added together give a square (687241 = 829²).

The spelling of 243231444010 in words is "two hundred forty-three billion, two hundred thirty-one million, four hundred forty-four thousand, ten".