12043958042 has 16 divisors (see below), whose sum is σ = 18724818600. Its totient is φ = 5803150080.

The previous prime is 12043958039. The next prime is 12043958053. The reversal of 12043958042 is 24085934021.

12043958042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 10658704081 + 1385253961 = 103241^2 + 37219^2 .

It is a junction number, because it is equal to n+sod(n) for n = 12043957987 and 12043958005.

It is an unprimeable number.

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, 169067 + ... + 229502.

Almost surely, 2^12043958042 is an apocalyptic number.

12043958042 is a deficient number, since it is larger than the sum of its proper divisors (6680860558).

12043958042 is a wasteful number, since it uses less digits than its factorization.

12043958042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399121.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 12043958042 in words is "twelve billion, forty-three million, nine hundred fifty-eight thousand, forty-two".