11267686916 has 12 divisors (see below), whose sum is σ = 19721486400. Its totient is φ = 5632976520.

The previous prime is 11267686909. The next prime is 11267686943. The reversal of 11267686916 is 61968676211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187040 + ... + 239831.

It is an arithmetic number, because the mean of its divisors is an integer number (1643457200).

Almost surely, 2^11267686916 is an apocalyptic number.

It is an amenable number.

11267686916 is a deficient number, since it is larger than the sum of its proper divisors (8453799484).

11267686916 is a wasteful number, since it uses less digits than its factorization.

11267686916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433474 (or 433472 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 53.

The spelling of 11267686916 in words is "eleven billion, two hundred sixty-seven million, six hundred eighty-six thousand, nine hundred sixteen".