13605515404 has 48 divisors (see below), whose sum is σ = 27209629440. Its totient is φ = 5904613440.

The previous prime is 13605515359. The next prime is 13605515431. The reversal of 13605515404 is 40451550631.

13605515404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13605515404² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13605515404.

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 15 ways as a sum of consecutive naturals, for example, 25842 + ... + 166969.

It is an arithmetic number, because the mean of its divisors is an integer number (566867280).

Almost surely, 2^13605515404 is an apocalyptic number.

It is an amenable number.

13605515404 is a deficient number, since it is larger than the sum of its proper divisors (13604114036).

13605515404 is a wasteful number, since it uses less digits than its factorization.

13605515404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192910 (or 192908 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 34.

The spelling of 13605515404 in words is "thirteen billion, six hundred five million, five hundred fifteen thousand, four hundred four".