1043443540228 has 12 divisors (see below), whose sum is σ = 1888992616140. Its totient is φ = 503731364192.

The previous prime is 1043443540219. The next prime is 1043443540229. The reversal of 1043443540228 is 8220453443401.

It can be written as a sum of positive squares in 2 ways, for example, as 242361259204 + 801082281024 = 492302^2 + 895032^2 .

It is not an unprimeable number, because it can be changed into a prime (1043443540229) 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 3 ways as a sum of consecutive naturals, for example, 4497601351 + ... + 4497601582.

It is an arithmetic number, because the mean of its divisors is an integer number (157416051345).

Almost surely, 2^{1043443540228} is an apocalyptic number.

It is an amenable number.

1043443540228 is a deficient number, since it is larger than the sum of its proper divisors (845549075912).

1043443540228 is a wasteful number, since it uses less digits than its factorization.

1043443540228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8995202966 (or 8995202964 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 40.

Adding to 1043443540228 its reverse (8220453443401), we get a palindrome (9263896983629).

The spelling of 1043443540228 in words is "one trillion, forty-three billion, four hundred forty-three million, five hundred forty thousand, two hundred twenty-eight".