42843359971 has 4 divisors (see below), whose sum is σ = 42843867232. Its totient is φ = 42842852712.

The previous prime is 42843359969. The next prime is 42843360029. The reversal of 42843359971 is 17995334824.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 42843359971 - 2¹ = 42843359969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42843359921) 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, 93051 + ... + 307156.

It is an arithmetic number, because the mean of its divisors is an integer number (10710966808).

Almost surely, 2^42843359971 is an apocalyptic number.

42843359971 is a deficient number, since it is larger than the sum of its proper divisors (507261).

42843359971 is a wasteful number, since it uses less digits than its factorization.

42843359971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 507260.

The product of its digits is 6531840, while the sum is 55.

The spelling of 42843359971 in words is "forty-two billion, eight hundred forty-three million, three hundred fifty-nine thousand, nine hundred seventy-one".