13659662012 has 24 divisors (see below), whose sum is σ = 24740688000. Its totient is φ = 6591122496.

The previous prime is 13659662011. The next prime is 13659662033. The reversal of 13659662012 is 21026695631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13659662011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 221114 + ... + 276062.

It is an arithmetic number, because the mean of its divisors is an integer number (1030862000).

Almost surely, 2^13659662012 is an apocalyptic number.

It is an amenable number.

13659662012 is a deficient number, since it is larger than the sum of its proper divisors (11081025988).

13659662012 is a wasteful number, since it uses less digits than its factorization.

13659662012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57125 (or 57123 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 13659662012 in words is "thirteen billion, six hundred fifty-nine million, six hundred sixty-two thousand, twelve".