43273984576 has 21 divisors (see below), whose sum is σ = 85875115651. Its totient is φ = 21636160192.

The previous prime is 43273984571. The next prime is 43273984577. The reversal of 43273984576 is 67548937234.

The square root of 43273984576 is 208024.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 43273984576.

It is not an unprimeable number, because it can be changed into a prime (43273984571) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 1651191 + ... + 1677193.

Almost surely, 2^43273984576 is an apocalyptic number.

43273984576 is the 208024-th square number.

It is an amenable number.

43273984576 is a deficient number, since it is larger than the sum of its proper divisors (42601131075).

43273984576 is an frugal number, since it uses more digits than its factorization.

43273984576 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52018 (or 26005 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 58.

The spelling of 43273984576 in words is "forty-three billion, two hundred seventy-three million, nine hundred eighty-four thousand, five hundred seventy-six".