13509755880 has 64 divisors (see below), whose sum is σ = 40623024960. Its totient is φ = 3594267648.

The previous prime is 13509755873. The next prime is 13509755911. The reversal of 13509755880 is 8855790531.

13509755880 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 15 ways as a sum of consecutive naturals, for example, 78042 + ... + 181961.

It is an arithmetic number, because the mean of its divisors is an integer number (634734765).

Almost surely, 2^13509755880 is an apocalyptic number.

13509755880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13509755880 is an abundant number, since it is smaller than the sum of its proper divisors (27113269080).

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

13509755880 is a wasteful number, since it uses less digits than its factorization.

13509755880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260450 (or 260446 counting only the distinct ones).

The product of its (nonzero) digits is 1512000, while the sum is 51.

The spelling of 13509755880 in words is "thirteen billion, five hundred nine million, seven hundred fifty-five thousand, eight hundred eighty".