43045647172 has 24 divisors (see below), whose sum is σ = 82271831040. Its totient is φ = 19543875360.

The previous prime is 43045647149. The next prime is 43045647187. The reversal of 43045647172 is 27174654034.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519172 + ... + 596347.

It is an arithmetic number, because the mean of its divisors is an integer number (3427992960).

Almost surely, 2^43045647172 is an apocalyptic number.

It is an amenable number.

43045647172 is a deficient number, since it is larger than the sum of its proper divisors (39226183868).

43045647172 is a wasteful number, since it uses less digits than its factorization.

43045647172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1116411 (or 1116409 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 43.

The spelling of 43045647172 in words is "forty-three billion, forty-five million, six hundred forty-seven thousand, one hundred seventy-two".