65568383 has 4 divisors (see below), whose sum is σ = 65669448. Its totient is φ = 65467320.

The previous prime is 65568323. The next prime is 65568401. The reversal of 65568383 is 38386556.

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 65568383 - 2¹⁶ = 65502847 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 (65568323) 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, 49553 + ... + 50858.

It is an arithmetic number, because the mean of its divisors is an integer number (16417362).

Almost surely, 2^65568383 is an apocalyptic number.

65568383 is a deficient number, since it is larger than the sum of its proper divisors (101065).

65568383 is a wasteful number, since it uses less digits than its factorization.

65568383 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101064.

The product of its digits is 518400, while the sum is 44.

The square root of 65568383 is about 8097.4306418765. The cubic root of 65568383 is about 403.2411313197.

The spelling of 65568383 in words is "sixty-five million, five hundred sixty-eight thousand, three hundred eighty-three".