11173323056 has 40 divisors (see below), whose sum is σ = 25539032064. Its totient is φ = 4634095680.

The previous prime is 11173323043. The next prime is 11173323121. The reversal of 11173323056 is 65032337111.

11173323056 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11173323056² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1605590 + ... + 1612533.

Almost surely, 2^11173323056 is an apocalyptic number.

11173323056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11173323056 is an abundant number, since it is smaller than the sum of its proper divisors (14365709008).

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

11173323056 is a wasteful number, since it uses less digits than its factorization.

11173323056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3218169 (or 3218163 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 32.

The spelling of 11173323056 in words is "eleven billion, one hundred seventy-three million, three hundred twenty-three thousand, fifty-six".