80443467347 has 4 divisors (see below), whose sum is σ = 80456864976. Its totient is φ = 80430069720.

The previous prime is 80443467337. The next prime is 80443467353. The reversal of 80443467347 is 74376434408.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 80443467347 - 2⁴ = 80443467331 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 80443467295 and 80443467304.

It is not an unprimeable number, because it can be changed into a prime (80443467337) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6689804 + ... + 6701817.

It is an arithmetic number, because the mean of its divisors is an integer number (20114216244).

Almost surely, 2^80443467347 is an apocalyptic number.

80443467347 is a deficient number, since it is larger than the sum of its proper divisors (13397629).

80443467347 is a wasteful number, since it uses less digits than its factorization.

80443467347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13397628.

The product of its (nonzero) digits is 5419008, while the sum is 50.

The spelling of 80443467347 in words is "eighty billion, four hundred forty-three million, four hundred sixty-seven thousand, three hundred forty-seven".