66322802303 has 4 divisors (see below), whose sum is σ = 66324395160. Its totient is φ = 66321209448.

The previous prime is 66322802173. The next prime is 66322802311. The reversal of 66322802303 is 30320822366.

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 66322802303 - 2¹⁸ = 66322540159 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 (66322802363) 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, 732248 + ... + 817821.

It is an arithmetic number, because the mean of its divisors is an integer number (16581098790).

Almost surely, 2^66322802303 is an apocalyptic number.

66322802303 is a deficient number, since it is larger than the sum of its proper divisors (1592857).

66322802303 is a wasteful number, since it uses less digits than its factorization.

66322802303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1592856.

The product of its (nonzero) digits is 62208, while the sum is 35.

The spelling of 66322802303 in words is "sixty-six billion, three hundred twenty-two million, eight hundred two thousand, three hundred three".