13409903280 has 160 divisors (see below), whose sum is σ = 44738440128. Its totient is φ = 3310387200.

The previous prime is 13409903261. The next prime is 13409903291. The reversal of 13409903280 is 8230990431.

13409903280 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 221940 + ... + 275820.

Almost surely, 2^13409903280 is an apocalyptic number.

13409903280 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 13409903280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22369220064).

13409903280 is an abundant number, since it is smaller than the sum of its proper divisors (31328536848).

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

13409903280 is a wasteful number, since it uses less digits than its factorization.

13409903280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53975 (or 53969 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 39.

The spelling of 13409903280 in words is "thirteen billion, four hundred nine million, nine hundred three thousand, two hundred eighty".