43545302212 has 12 divisors (see below), whose sum is σ = 76485477376. Its totient is φ = 21692308680.

The previous prime is 43545302173. The next prime is 43545302231. The reversal of 43545302212 is 21220354534.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20084388 + ... + 20086555.

Almost surely, 2^43545302212 is an apocalyptic number.

It is an amenable number.

43545302212 is a deficient number, since it is larger than the sum of its proper divisors (32940175164).

43545302212 is a wasteful number, since it uses less digits than its factorization.

43545302212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40171218 (or 40171216 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 43545302212 its reverse (21220354534), we get a palindrome (64765656746).

The spelling of 43545302212 in words is "forty-three billion, five hundred forty-five million, three hundred two thousand, two hundred twelve".