2043442004530 has 8 divisors (see below), whose sum is σ = 3678195608172. Its totient is φ = 817376801808.

The previous prime is 2043442004519. The next prime is 2043442004561. The reversal of 2043442004530 is 354002443402.

It can be written as a sum of positive squares in 2 ways, for example, as 2042792723169 + 649281361 = 1429263^2 + 25481^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2043442004492 and 2043442004501.

It is an unprimeable number.

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, 102172100217 + ... + 102172100236.

Almost surely, 2^{2043442004530} is an apocalyptic number.

2043442004530 is a deficient number, since it is larger than the sum of its proper divisors (1634753603642).

2043442004530 is a wasteful number, since it uses less digits than its factorization.

2043442004530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204344200460.

The product of its (nonzero) digits is 46080, while the sum is 31.

Adding to 2043442004530 its reverse (354002443402), we get a palindrome (2397444447932).

The spelling of 2043442004530 in words is "two trillion, forty-three billion, four hundred forty-two million, four thousand, five hundred thirty".