11113355456 has 56 divisors (see below), whose sum is σ = 25679095200. Its totient is φ = 4672991232.

The previous prime is 11113355453. The next prime is 11113355497. The reversal of 11113355456 is 65455331111.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (11113355453) 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 7 ways as a sum of consecutive naturals, for example, 210281 + ... + 257768.

Almost surely, 2^11113355456 is an apocalyptic number.

11113355456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11113355456 is an abundant number, since it is smaller than the sum of its proper divisors (14565739744).

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

11113355456 is an equidigital number, since it uses as much as digits as its factorization.

11113355456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468121 (or 468111 counting only the distinct ones).

The product of its digits is 27000, while the sum is 35.

Adding to 11113355456 its reverse (65455331111), we get a palindrome (76568686567).

The spelling of 11113355456 in words is "eleven billion, one hundred thirteen million, three hundred fifty-five thousand, four hundred fifty-six".