11168911128 has 16 divisors (see below), whose sum is σ = 27922277880. Its totient is φ = 3722970368.

The previous prime is 11168911123. The next prime is 11168911211. The reversal of 11168911128 is 82111986111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11168911123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 232685625 + ... + 232685672.

Almost surely, 2^11168911128 is an apocalyptic number.

It is an amenable number.

11168911128 is an abundant number, since it is smaller than the sum of its proper divisors (16753366752).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11168911128 is a wasteful number, since it uses less digits than its factorization.

11168911128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465371306 (or 465371302 counting only the distinct ones).

The product of its digits is 6912, while the sum is 39.

The spelling of 11168911128 in words is "eleven billion, one hundred sixty-eight million, nine hundred eleven thousand, one hundred twenty-eight".