80243845065341 has 4 divisors (see below), whose sum is σ = 81603910236000. Its totient is φ = 78883779894684.

The previous prime is 80243845065281. The next prime is 80243845065353. The reversal of 80243845065341 is 14356054834208.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 80243845065341 - 2¹⁸ = 80243844803197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (80243845065641) 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, 680032585241 + ... + 680032585358.

It is an arithmetic number, because the mean of its divisors is an integer number (20400977559000).

Almost surely, 2^{80243845065341} is an apocalyptic number.

It is an amenable number.

80243845065341 is a deficient number, since it is larger than the sum of its proper divisors (1360065170659).

80243845065341 is a wasteful number, since it uses less digits than its factorization.

80243845065341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360065170658.

The product of its (nonzero) digits is 11059200, while the sum is 53.

Adding to 80243845065341 its reverse (14356054834208), we get a palindrome (94599899899549).

The spelling of 80243845065341 in words is "eighty trillion, two hundred forty-three billion, eight hundred forty-five million, sixty-five thousand, three hundred forty-one".