43009112068 has 12 divisors (see below), whose sum is σ = 81055634380. Its totient is φ = 19850359392.

The previous prime is 43009112033. The next prime is 43009112089. The reversal of 43009112068 is 86021190034.

It can be written as a sum of positive squares in 2 ways, for example, as 22596703684 + 20412408384 = 150322^2 + 142872^2 .

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 in 3 ways as a sum of consecutive naturals, for example, 413549103 + ... + 413549206.

Almost surely, 2^43009112068 is an apocalyptic number.

It is an amenable number.

43009112068 is a deficient number, since it is larger than the sum of its proper divisors (38046522312).

43009112068 is a wasteful number, since it uses less digits than its factorization.

43009112068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827098326 (or 827098324 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 43009112068 in words is "forty-three billion, nine million, one hundred twelve thousand, sixty-eight".