42034732843 has 4 divisors (see below), whose sum is σ = 42054349888. Its totient is φ = 42015115800.

The previous prime is 42034732819. The next prime is 42034732847. The reversal of 42034732843 is 34823743024.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42034732843 - 2²⁵ = 42001178411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42034732796 and 42034732805.

It is not an unprimeable number, because it can be changed into a prime (42034732847) 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, 9805308 + ... + 9809593.

It is an arithmetic number, because the mean of its divisors is an integer number (10513587472).

Almost surely, 2^42034732843 is an apocalyptic number.

42034732843 is a deficient number, since it is larger than the sum of its proper divisors (19617045).

42034732843 is a wasteful number, since it uses less digits than its factorization.

42034732843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19617044.

The product of its (nonzero) digits is 387072, while the sum is 40.

The spelling of 42034732843 in words is "forty-two billion, thirty-four million, seven hundred thirty-two thousand, eight hundred forty-three".