11055556111056 has 40 divisors (see below), whose sum is σ = 28560408862080. Its totient is φ = 3685156694016.

The previous prime is 11055556110983. The next prime is 11055556111057. The reversal of 11055556111056 is 65011165555011.

It is a junction number, because it is equal to n+sod(n) for n = 11055556110999 and 11055556111017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11055556111057) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5862000 + ... + 7514928.

It is an arithmetic number, because the mean of its divisors is an integer number (714010221552).

Almost surely, 2^{11055556111056} is an apocalyptic number.

11055556111056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11055556111056 is an abundant number, since it is smaller than the sum of its proper divisors (17504852751024).

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

11055556111056 is a wasteful number, since it uses less digits than its factorization.

11055556111056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1792283 (or 1792277 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 42.

The spelling of 11055556111056 in words is "eleven trillion, fifty-five billion, five hundred fifty-six million, one hundred eleven thousand, fifty-six".