11056006556 has 24 divisors (see below), whose sum is σ = 22709637216. Its totient is φ = 4610226240.

The previous prime is 11056006531. The next prime is 11056006561. The reversal of 11056006556 is 65560065011.

It is a super-2 number, since 2×11056006556² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5334875 + ... + 5336946.

It is an arithmetic number, because the mean of its divisors is an integer number (946234884).

Almost surely, 2^11056006556 is an apocalyptic number.

It is an amenable number.

11056006556 is an abundant number, since it is smaller than the sum of its proper divisors (11653630660).

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

11056006556 is a wasteful number, since it uses less digits than its factorization.

11056006556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10671869 (or 10671867 counting only the distinct ones).

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

The spelling of 11056006556 in words is "eleven billion, fifty-six million, six thousand, five hundred fifty-six".