42534034543 has 32 divisors (see below), whose sum is σ = 60114378240. Its totient is φ = 28983692160.

The previous prime is 42534034513. The next prime is 42534034549. The reversal of 42534034543 is 34543043524.

It is a cyclic number.

It is not a de Polignac number, because 42534034543 - 2⁹ = 42534034031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42534034549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1099180 + ... + 1137217.

It is an arithmetic number, because the mean of its divisors is an integer number (1878574320).

Almost surely, 2^42534034543 is an apocalyptic number.

42534034543 is a deficient number, since it is larger than the sum of its proper divisors (17580343697).

42534034543 is a wasteful number, since it uses less digits than its factorization.

42534034543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2236447.

The product of its (nonzero) digits is 345600, while the sum is 37.

The spelling of 42534034543 in words is "forty-two billion, five hundred thirty-four million, thirty-four thousand, five hundred forty-three".