43425382856 has 16 divisors (see below), whose sum is σ = 81547292700. Its totient is φ = 21679438144.

The previous prime is 43425382843. The next prime is 43425382909. The reversal of 43425382856 is 65828352434.

It can be written as a sum of positive squares in 2 ways, for example, as 40106470756 + 3318912100 = 200266^2 + 57610^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4151111 + ... + 4161558.

Almost surely, 2^43425382856 is an apocalyptic number.

It is an amenable number.

43425382856 is a deficient number, since it is larger than the sum of its proper divisors (38121909844).

43425382856 is a wasteful number, since it uses less digits than its factorization.

43425382856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8313328 (or 8313324 counting only the distinct ones).

The product of its digits is 5529600, while the sum is 50.

The spelling of 43425382856 in words is "forty-three billion, four hundred twenty-five million, three hundred eighty-two thousand, eight hundred fifty-six".