13385805886 has 4 divisors (see below), whose sum is σ = 20078708832. Its totient is φ = 6692902942.

The previous prime is 13385805863. The next prime is 13385805887. The reversal of 13385805886 is 68850858331.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13385805887) 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 as a sum of consecutive naturals, namely, 3346451470 + ... + 3346451473.

It is an arithmetic number, because the mean of its divisors is an integer number (5019677208).

Almost surely, 2^13385805886 is an apocalyptic number.

13385805886 is a deficient number, since it is larger than the sum of its proper divisors (6692902946).

13385805886 is an equidigital number, since it uses as much as digits as its factorization.

13385805886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6692902945.

The product of its (nonzero) digits is 5529600, while the sum is 55.

The spelling of 13385805886 in words is "thirteen billion, three hundred eighty-five million, eight hundred five thousand, eight hundred eighty-six".