13805503536 has 40 divisors (see below), whose sum is σ = 38906420544. Its totient is φ = 4183485760.

The previous prime is 13805503489. The next prime is 13805503549. The reversal of 13805503536 is 63530550831.

It is a happy number.

13805503536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 13805503494 and 13805503503.

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 in 7 ways as a sum of consecutive naturals, for example, 13072866 + ... + 13073921.

Almost surely, 2^13805503536 is an apocalyptic number.

13805503536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13805503536 is an abundant number, since it is smaller than the sum of its proper divisors (25100917008).

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

13805503536 is a wasteful number, since it uses less digits than its factorization.

13805503536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26146809 (or 26146803 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 13805503536 in words is "thirteen billion, eight hundred five million, five hundred three thousand, five hundred thirty-six".