13323034660 has 96 divisors (see below), whose sum is σ = 30453696000. Its totient is φ = 4866808320.

The previous prime is 13323034597. The next prime is 13323034661. The reversal of 13323034660 is 6643032331.

It is a happy number.

It is a super-2 number, since 2×13323034660² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13323034661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12822421 + ... + 12823459.

It is an arithmetic number, because the mean of its divisors is an integer number (317226000).

Almost surely, 2^13323034660 is an apocalyptic number.

13323034660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13323034660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15226848000).

13323034660 is an abundant number, since it is smaller than the sum of its proper divisors (17130661340).

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

13323034660 is a wasteful number, since it uses less digits than its factorization.

13323034660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1541 (or 1539 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 31.

Adding to 13323034660 its reverse (6643032331), we get a palindrome (19966066991).

The spelling of 13323034660 in words is "thirteen billion, three hundred twenty-three million, thirty-four thousand, six hundred sixty".