66322622366 has 48 divisors (see below), whose sum is σ = 134584793952. Its totient is φ = 23852283840.

The previous prime is 66322622341. The next prime is 66322622369.

66322622366 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66322622369) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1483805 + ... + 1527848.

It is an arithmetic number, because the mean of its divisors is an integer number (2803849874).

Almost surely, 2^66322622366 is an apocalyptic number.

66322622366 is an abundant number, since it is smaller than the sum of its proper divisors (68262171586).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66322622366 is a wasteful number, since it uses less digits than its factorization.

66322622366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3011697 (or 3011686 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 44.

The spelling of 66322622366 in words is "sixty-six billion, three hundred twenty-two million, six hundred twenty-two thousand, three hundred sixty-six".