13315413636 has 192 divisors, whose sum is σ = 41702707200. Its totient is φ = 3589152768.

The previous prime is 13315413613. The next prime is 13315413673. The reversal of 13315413636 is 63631451331.

13315413636 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 5 + 4 + 13 + 636 = 666.

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

It is a self number, because there is not a number n which added to its sum of digits gives 13315413636.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3689745 + ... + 3693351.

It is an arithmetic number, because the mean of its divisors is an integer number (217201600).

Almost surely, 2^13315413636 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 13315413636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20851353600).

13315413636 is an abundant number, since it is smaller than the sum of its proper divisors (28387293564).

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

13315413636 is a wasteful number, since it uses less digits than its factorization.

13315413636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3903 (or 3895 counting only the distinct ones).

The product of its digits is 58320, while the sum is 36.

Adding to 13315413636 its reverse (63631451331), we get a palindrome (76946864967).

The spelling of 13315413636 in words is "thirteen billion, three hundred fifteen million, four hundred thirteen thousand, six hundred thirty-six".