43422424426 has 4 divisors (see below), whose sum is σ = 65133636642. Its totient is φ = 21711212212.

The previous prime is 43422424387. The next prime is 43422424447. The reversal of 43422424426 is 62442422434.

43422424426 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 22223355625 + 21199068801 = 149075^2 + 145599^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10855606105 + ... + 10855606108.

Almost surely, 2^43422424426 is an apocalyptic number.

43422424426 is a deficient number, since it is larger than the sum of its proper divisors (21711212216).

43422424426 is a wasteful number, since it uses less digits than its factorization.

43422424426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21711212215.

The product of its digits is 294912, while the sum is 37.

The spelling of 43422424426 in words is "forty-three billion, four hundred twenty-two million, four hundred twenty-four thousand, four hundred twenty-six".