13327680502920 has 1024 divisors, whose sum is σ = 49145564160000. Its totient is φ = 2827824168960.

The previous prime is 13327680502919. The next prime is 13327680502931. The reversal of 13327680502920 is 2920508672331.

13327680502920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 13327680502920.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 20224097551 + ... + 20224098209.

It is an arithmetic number, because the mean of its divisors is an integer number (47993715000).

Almost surely, 2^{13327680502920} is an apocalyptic number.

13327680502920 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 13327680502920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24572782080000).

13327680502920 is an abundant number, since it is smaller than the sum of its proper divisors (35817883657080).

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

13327680502920 is a wasteful number, since it uses less digits than its factorization.

13327680502920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1086 (or 1082 counting only the distinct ones).

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 13327680502920 in words is "thirteen trillion, three hundred twenty-seven billion, six hundred eighty million, five hundred two thousand, nine hundred twenty".