13337878609 has 16 divisors (see below), whose sum is σ = 15320782080. Its totient is φ = 11483750160.

The previous prime is 13337878573. The next prime is 13337878627. The reversal of 13337878609 is 90687873331.

It is a cyclic number.

It is not a de Polignac number, because 13337878609 - 2⁹ = 13337878097 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13337878609.

It is not an unprimeable number, because it can be changed into a prime (13337878109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 904554 + ... + 919180.

It is an arithmetic number, because the mean of its divisors is an integer number (957548880).

Almost surely, 2^13337878609 is an apocalyptic number.

13337878609 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

13337878609 is a deficient number, since it is larger than the sum of its proper divisors (1982903471).

13337878609 is a wasteful number, since it uses less digits than its factorization.

13337878609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19020.

The product of its (nonzero) digits is 4572288, while the sum is 55.

The spelling of 13337878609 in words is "thirteen billion, three hundred thirty-seven million, eight hundred seventy-eight thousand, six hundred nine".