11156675328 has 108 divisors (see below), whose sum is σ = 32713054920. Its totient is φ = 3655815168.

The previous prime is 11156675279. The next prime is 11156675329. The reversal of 11156675328 is 82357665111.

11156675328 is a `hidden beast` number, since 1 + 1 + 1 + 56 + 67 + 532 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (11156675329) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 94900 + ... + 176972.

Almost surely, 2^11156675328 is an apocalyptic number.

11156675328 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11156675328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16356527460).

11156675328 is an abundant number, since it is smaller than the sum of its proper divisors (21556379592).

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

11156675328 is an equidigital number, since it uses as much as digits as its factorization.

11156675328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82154 (or 82137 counting only the distinct ones).

The product of its digits is 302400, while the sum is 45.

The spelling of 11156675328 in words is "eleven billion, one hundred fifty-six million, six hundred seventy-five thousand, three hundred twenty-eight".