80341173823 has 4 divisors (see below), whose sum is σ = 80342778960. Its totient is φ = 80339568688.

The previous prime is 80341173797. The next prime is 80341173863. The reversal of 80341173823 is 32837114308.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-80341173823 is a prime.

It is a super-2 number, since 2×80341173823² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80341173863) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724990 + ... + 828427.

It is an arithmetic number, because the mean of its divisors is an integer number (20085694740).

Almost surely, 2^80341173823 is an apocalyptic number.

80341173823 is a deficient number, since it is larger than the sum of its proper divisors (1605137).

80341173823 is a wasteful number, since it uses less digits than its factorization.

80341173823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605136.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 80341173823 in words is "eighty billion, three hundred forty-one million, one hundred seventy-three thousand, eight hundred twenty-three".