11356969912 has 16 divisors (see below), whose sum is σ = 21315354840. Its totient is φ = 5672875296.

The previous prime is 11356969909. The next prime is 11356969913. The reversal of 11356969912 is 21996965311.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 11356969912.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11356969913) by changing a digit.

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, 692598 + ... + 708805.

Almost surely, 2^11356969912 is an apocalyptic number.

It is an amenable number.

11356969912 is a deficient number, since it is larger than the sum of its proper divisors (9958384928).

11356969912 is a wasteful number, since it uses less digits than its factorization.

11356969912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1402422 (or 1402418 counting only the distinct ones).

The product of its digits is 787320, while the sum is 52.

The spelling of 11356969912 in words is "eleven billion, three hundred fifty-six million, nine hundred sixty-nine thousand, nine hundred twelve".