43023412042 has 8 divisors (see below), whose sum is σ = 69499357956. Its totient is φ = 19856959392.

The previous prime is 43023412027. The next prime is 43023412049. The reversal of 43023412042 is 24021432034.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 41792033761 + 1231378281 = 204431^2 + 35091^2 .

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 = 43023411998 and 43023412016.

It is not an unprimeable number, because it can be changed into a prime (43023412049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 827373283 + ... + 827373334.

Almost surely, 2^43023412042 is an apocalyptic number.

43023412042 is a deficient number, since it is larger than the sum of its proper divisors (26475945914).

43023412042 is a wasteful number, since it uses less digits than its factorization.

43023412042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1654746632.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 43023412042 its reverse (24021432034), we get a palindrome (67044844076).

The spelling of 43023412042 in words is "forty-three billion, twenty-three million, four hundred twelve thousand, forty-two".