43043422858 has 4 divisors (see below), whose sum is σ = 64565134290. Its totient is φ = 21521711428.

The previous prime is 43043422847. The next prime is 43043422937. The reversal of 43043422858 is 85822434034.

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

It can be written as a sum of positive squares in only one way, i.e., 41872209129 + 1171213729 = 204627^2 + 34223^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10760855713 + ... + 10760855716.

Almost surely, 2^43043422858 is an apocalyptic number.

43043422858 is a deficient number, since it is larger than the sum of its proper divisors (21521711432).

43043422858 is a wasteful number, since it uses less digits than its factorization.

43043422858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21521711431.

The product of its (nonzero) digits is 737280, while the sum is 43.

The spelling of 43043422858 in words is "forty-three billion, forty-three million, four hundred twenty-two thousand, eight hundred fifty-eight".