43253545356 has 72 divisors (see below), whose sum is σ = 129263490720. Its totient is φ = 11932010496.

The previous prime is 43253545339. The next prime is 43253545393. The reversal of 43253545356 is 65354535234.

43253545356 is a `hidden beast` number, since 4 + 3 + 2 + 53 + 545 + 3 + 56 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2952021 + ... + 2966636.

It is an arithmetic number, because the mean of its divisors is an integer number (1795326260).

Almost surely, 2^43253545356 is an apocalyptic number.

It is an amenable number.

43253545356 is an abundant number, since it is smaller than the sum of its proper divisors (86009945364).

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

43253545356 is a wasteful number, since it uses less digits than its factorization.

43253545356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5918703 (or 5918698 counting only the distinct ones).

The product of its digits is 3240000, while the sum is 45.

The spelling of 43253545356 in words is "forty-three billion, two hundred fifty-three million, five hundred forty-five thousand, three hundred fifty-six".