13320020466 has 24 divisors (see below), whose sum is σ = 29225364480. Its totient is φ = 4383803736.

The previous prime is 13320020459. The next prime is 13320020513. The reversal of 13320020466 is 66402002331.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4682130 + ... + 4684973.

It is an arithmetic number, because the mean of its divisors is an integer number (1217723520).

Almost surely, 2^13320020466 is an apocalyptic number.

13320020466 is an abundant number, since it is smaller than the sum of its proper divisors (15905344014).

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

13320020466 is a wasteful number, since it uses less digits than its factorization.

13320020466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9367190 (or 9367187 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 13320020466 its reverse (66402002331), we get a palindrome (79722022797).

The spelling of 13320020466 in words is "thirteen billion, three hundred twenty million, twenty thousand, four hundred sixty-six".