13308424809 has 32 divisors (see below), whose sum is σ = 19305982080. Its totient is φ = 8125857792.

The previous prime is 13308424783. The next prime is 13308424859. The reversal of 13308424809 is 90842480331.

It is not a de Polignac number, because 13308424809 - 2¹³ = 13308416617 is a prime.

It is a super-2 number, since 2×13308424809² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13308424859) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 311017 + ... + 351209.

It is an arithmetic number, because the mean of its divisors is an integer number (603311940).

Almost surely, 2^13308424809 is an apocalyptic number.

13308424809 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

13308424809 is a deficient number, since it is larger than the sum of its proper divisors (5997557271).

13308424809 is a wasteful number, since it uses less digits than its factorization.

13308424809 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40409.

The product of its (nonzero) digits is 165888, while the sum is 42.

The spelling of 13308424809 in words is "thirteen billion, three hundred eight million, four hundred twenty-four thousand, eight hundred nine".