43308770730472 has 32 divisors (see below), whose sum is σ = 87580343740680. Its totient is φ = 19958962544640.

The previous prime is 43308770730461. The next prime is 43308770730539. The reversal of 43308770730472 is 27403707780334.

It can be written as a sum of positive squares in 4 ways, for example, as 11807649123076 + 31501121607396 = 3436226^2 + 5612586^2 .

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, 309313729 + ... + 309453712.

Almost surely, 2^{43308770730472} is an apocalyptic number.

It is an amenable number.

43308770730472 is an abundant number, since it is smaller than the sum of its proper divisors (44271573010208).

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

43308770730472 is a wasteful number, since it uses less digits than its factorization.

43308770730472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618768133 (or 618768129 counting only the distinct ones).

The product of its (nonzero) digits is 16595712, while the sum is 55.

The spelling of 43308770730472 in words is "forty-three trillion, three hundred eight billion, seven hundred seventy million, seven hundred thirty thousand, four hundred seventy-two".