43231360672 has 48 divisors (see below), whose sum is σ = 90139187880. Its totient is φ = 20339458048.

The previous prime is 43231360657. The next prime is 43231360673. The reversal of 43231360672 is 27606313234.

It can be written as a sum of positive squares in 4 ways, for example, as 39047340816 + 4184019856 = 197604^2 + 64684^2 .

It is not an unprimeable number, because it can be changed into a prime (43231360673) 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 7 ways as a sum of consecutive naturals, for example, 3757104 + ... + 3768592.

Almost surely, 2^43231360672 is an apocalyptic number.

It is an amenable number.

43231360672 is an abundant number, since it is smaller than the sum of its proper divisors (46907827208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43231360672 is a wasteful number, since it uses less digits than its factorization.

43231360672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18433 (or 18425 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 37.

The spelling of 43231360672 in words is "forty-three billion, two hundred thirty-one million, three hundred sixty thousand, six hundred seventy-two".