42843968156 has 24 divisors (see below), whose sum is σ = 82150224240. Its totient is φ = 19389484800.

The previous prime is 42843968149. The next prime is 42843968161. The reversal of 42843968156 is 65186934824.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2115965 + ... + 2136116.

It is an arithmetic number, because the mean of its divisors is an integer number (3422926010).

Almost surely, 2^42843968156 is an apocalyptic number.

It is an amenable number.

42843968156 is a deficient number, since it is larger than the sum of its proper divisors (39306256084).

42843968156 is a wasteful number, since it uses less digits than its factorization.

42843968156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4252325 (or 4252323 counting only the distinct ones).

The product of its digits is 9953280, while the sum is 56.

The spelling of 42843968156 in words is "forty-two billion, eight hundred forty-three million, nine hundred sixty-eight thousand, one hundred fifty-six".