13605125704 has 16 divisors (see below), whose sum is σ = 27010176300. Its totient is φ = 6402412032.

The previous prime is 13605125689. The next prime is 13605125717. The reversal of 13605125704 is 40752150631.

It can be written as a sum of positive squares in 2 ways, for example, as 12522057604 + 1083068100 = 111902^2 + 32910^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a self number, because there is not a number n which added to its sum of digits gives 13605125704.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 50018709 + ... + 50018980.

Almost surely, 2^13605125704 is an apocalyptic number.

It is an amenable number.

13605125704 is a deficient number, since it is larger than the sum of its proper divisors (13405050596).

13605125704 is a wasteful number, since it uses less digits than its factorization.

13605125704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100037712 (or 100037708 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The spelling of 13605125704 in words is "thirteen billion, six hundred five million, one hundred twenty-five thousand, seven hundred four".