8320765343 has 8 divisors (see below), whose sum is σ = 9078279120. Its totient is φ = 7563431680.

The previous prime is 8320765337. The next prime is 8320765363. The reversal of 8320765343 is 3435670238.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8320765343 - 2²⁰ = 8319716767 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8320765343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8320765363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62813 + ... + 143481.

It is an arithmetic number, because the mean of its divisors is an integer number (1134784890).

Almost surely, 2^8320765343 is an apocalyptic number.

8320765343 is a deficient number, since it is larger than the sum of its proper divisors (757513777).

8320765343 is a wasteful number, since it uses less digits than its factorization.

8320765343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90057.

The product of its (nonzero) digits is 362880, while the sum is 41.

The square root of 8320765343 is about 91218.2292253034. The cubic root of 8320765343 is about 2026.3809383040.

The spelling of 8320765343 in words is "eight billion, three hundred twenty million, seven hundred sixty-five thousand, three hundred forty-three".