13580366828 has 12 divisors (see below), whose sum is σ = 27160733712. Its totient is φ = 5820157200.

The previous prime is 13580366803. The next prime is 13580366893. The reversal of 13580366828 is 82866308531.

13580366828 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242506523 + ... + 242506578.

It is an arithmetic number, because the mean of its divisors is an integer number (2263394476).

Almost surely, 2^13580366828 is an apocalyptic number.

It is an amenable number.

13580366828 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13580366828 is a wasteful number, since it uses less digits than its factorization.

13580366828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485013112 (or 485013110 counting only the distinct ones).

The product of its (nonzero) digits is 1658880, while the sum is 50.

The spelling of 13580366828 in words is "thirteen billion, five hundred eighty million, three hundred sixty-six thousand, eight hundred twenty-eight".