43473545339 has 12 divisors (see below), whose sum is σ = 50753850624. Its totient is φ = 37128503664.

The previous prime is 43473545333. The next prime is 43473545347. The reversal of 43473545339 is 93354537434.

It is not a de Polignac number, because 43473545339 - 2²⁰ = 43472496763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43473545333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1587899 + ... + 1615044.

It is an arithmetic number, because the mean of its divisors is an integer number (4229487552).

Almost surely, 2^43473545339 is an apocalyptic number.

43473545339 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

43473545339 is a deficient number, since it is larger than the sum of its proper divisors (7280305285).

43473545339 is a wasteful number, since it uses less digits than its factorization.

43473545339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3203234 (or 3203227 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 50.

The spelling of 43473545339 in words is "forty-three billion, four hundred seventy-three million, five hundred forty-five thousand, three hundred thirty-nine".