13313665224 has 64 divisors (see below), whose sum is σ = 37079193600. Its totient is φ = 4426273728.

The previous prime is 13313665219. The next prime is 13313665249. The reversal of 13313665224 is 42256631331.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2262 + ... + 163194.

It is an arithmetic number, because the mean of its divisors is an integer number (579362400).

Almost surely, 2^13313665224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13313665224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18539596800).

13313665224 is an abundant number, since it is smaller than the sum of its proper divisors (23765528376).

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

13313665224 is a wasteful number, since it uses less digits than its factorization.

13313665224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161331 (or 161321 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The spelling of 13313665224 in words is "thirteen billion, three hundred thirteen million, six hundred sixty-five thousand, two hundred twenty-four".