13855385536 has 14 divisors (see below), whose sum is σ = 27494280800. Its totient is φ = 6927692736.

The previous prime is 13855385507. The next prime is 13855385549. The reversal of 13855385536 is 63558355831.

13855385536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 108245136 + ... + 108245263.

It is an arithmetic number, because the mean of its divisors is an integer number (1963877200).

Almost surely, 2^13855385536 is an apocalyptic number.

13855385536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13855385536 is a deficient number, since it is larger than the sum of its proper divisors (13638895264).

13855385536 is an equidigital number, since it uses as much as digits as its factorization.

13855385536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216490411 (or 216490401 counting only the distinct ones).

The product of its digits is 6480000, while the sum is 52.

The spelling of 13855385536 in words is "thirteen billion, eight hundred fifty-five million, three hundred eighty-five thousand, five hundred thirty-six".