13256653606 has 16 divisors (see below), whose sum is σ = 22727363616. Its totient is φ = 5681005056.

The previous prime is 13256653591. The next prime is 13256653633. The reversal of 13256653606 is 60635665231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233670 + ... + 284806.

It is an arithmetic number, because the mean of its divisors is an integer number (1420460226).

Almost surely, 2^13256653606 is an apocalyptic number.

13256653606 is a deficient number, since it is larger than the sum of its proper divisors (9470710010).

13256653606 is a wasteful number, since it uses less digits than its factorization.

13256653606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69663.

The product of its (nonzero) digits is 583200, while the sum is 43.

The spelling of 13256653606 in words is "thirteen billion, two hundred fifty-six million, six hundred fifty-three thousand, six hundred six".