43257847216 has 80 divisors (see below), whose sum is σ = 93756320640. Its totient is φ = 19236331520.

The previous prime is 43257847207. The next prime is 43257847231. The reversal of 43257847216 is 61274875234.

It is a self number, because there is not a number n which added to its sum of digits gives 43257847216.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312396 + ... + 429076.

It is an arithmetic number, because the mean of its divisors is an integer number (1171954008).

Almost surely, 2^43257847216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43257847216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46878160320).

43257847216 is an abundant number, since it is smaller than the sum of its proper divisors (50498473424).

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

43257847216 is a wasteful number, since it uses less digits than its factorization.

43257847216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116782 (or 116776 counting only the distinct ones).

The product of its digits is 2257920, while the sum is 49.

The spelling of 43257847216 in words is "forty-three billion, two hundred fifty-seven million, eight hundred forty-seven thousand, two hundred sixteen".