43430433272 has 8 divisors (see below), whose sum is σ = 81432062400. Its totient is φ = 21715216632.

The previous prime is 43430433271. The next prime is 43430433313. The reversal of 43430433272 is 27233403434.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43430433271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2714402072 + ... + 2714402087.

It is an arithmetic number, because the mean of its divisors is an integer number (10179007800).

Almost surely, 2^43430433272 is an apocalyptic number.

It is an amenable number.

43430433272 is a deficient number, since it is larger than the sum of its proper divisors (38001629128).

43430433272 is a wasteful number, since it uses less digits than its factorization.

43430433272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5428804165 (or 5428804161 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 35.

The spelling of 43430433272 in words is "forty-three billion, four hundred thirty million, four hundred thirty-three thousand, two hundred seventy-two".