13313844936 has 160 divisors (see below), whose sum is σ = 42906600000. Its totient is φ = 3778233984.

The previous prime is 13313844931. The next prime is 13313844941. The reversal of 13313844936 is 63944831331.

It is an interprime number because it is at equal distance from previous prime (13313844931) and next prime (13313844941).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 13313844891 and 13313844900.

It is not an unprimeable number, because it can be changed into a prime (13313844931) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 666015 + ... + 685713.

It is an arithmetic number, because the mean of its divisors is an integer number (268166250).

Almost surely, 2^13313844936 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 13313844936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21453300000).

13313844936 is an abundant number, since it is smaller than the sum of its proper divisors (29592755064).

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

13313844936 is a wasteful number, since it uses less digits than its factorization.

13313844936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19873 (or 19860 counting only the distinct ones).

The product of its digits is 559872, while the sum is 45.

The spelling of 13313844936 in words is "thirteen billion, three hundred thirteen million, eight hundred forty-four thousand, nine hundred thirty-six".