43440441074 has 4 divisors (see below), whose sum is σ = 65160661614. Its totient is φ = 21720220536.

The previous prime is 43440441049. The next prime is 43440441089. The reversal of 43440441074 is 47014404434.

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., 33129460225 + 10310980849 = 182015^2 + 101543^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10860110267 + ... + 10860110270.

Almost surely, 2^43440441074 is an apocalyptic number.

43440441074 is a deficient number, since it is larger than the sum of its proper divisors (21720220540).

43440441074 is a wasteful number, since it uses less digits than its factorization.

43440441074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21720220539.

The product of its (nonzero) digits is 86016, while the sum is 35.

The spelling of 43440441074 in words is "forty-three billion, four hundred forty million, four hundred forty-one thousand, seventy-four".