13773866936 has 8 divisors (see below), whose sum is σ = 25826000520. Its totient is φ = 6886933464.

The previous prime is 13773866929. The next prime is 13773866947. The reversal of 13773866936 is 63966837731.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 860866676 + ... + 860866691.

It is an arithmetic number, because the mean of its divisors is an integer number (3228250065).

Almost surely, 2^13773866936 is an apocalyptic number.

It is an amenable number.

13773866936 is a deficient number, since it is larger than the sum of its proper divisors (12052133584).

13773866936 is a wasteful number, since it uses less digits than its factorization.

13773866936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1721733373 (or 1721733369 counting only the distinct ones).

The product of its digits is 20575296, while the sum is 59.

The spelling of 13773866936 in words is "thirteen billion, seven hundred seventy-three million, eight hundred sixty-six thousand, nine hundred thirty-six".