43447674434 has 4 divisors (see below), whose sum is σ = 65171511654. Its totient is φ = 21723837216.

The previous prime is 43447674397. The next prime is 43447674449.

43447674434 is nontrivially palindromic in base 10.

43447674434 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., 38928473809 + 4519200625 = 197303^2 + 67225^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10861918607 + ... + 10861918610.

Almost surely, 2^43447674434 is an apocalyptic number.

43447674434 is a deficient number, since it is larger than the sum of its proper divisors (21723837220).

43447674434 is a wasteful number, since it uses less digits than its factorization.

43447674434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21723837219.

The product of its digits is 10838016, while the sum is 50.

The spelling of 43447674434 in words is "forty-three billion, four hundred forty-seven million, six hundred seventy-four thousand, four hundred thirty-four".