11028163968 has 48 divisors (see below), whose sum is σ = 31734693900. Its totient is φ = 3676054272.

The previous prime is 11028163967. The next prime is 11028163973. The reversal of 11028163968 is 86936182011.

11028163968 is a `hidden beast` number, since 1 + 1 + 0 + 2 + 8 + 1 + 639 + 6 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11028163961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4785378 + ... + 4787681.

Almost surely, 2^11028163968 is an apocalyptic number.

11028163968 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

11028163968 is an abundant number, since it is smaller than the sum of its proper divisors (20706529932).

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

11028163968 is an equidigital number, since it uses as much as digits as its factorization.

11028163968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9573079 (or 9573064 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The spelling of 11028163968 in words is "eleven billion, twenty-eight million, one hundred sixty-three thousand, nine hundred sixty-eight".