11055560555555 has 16 divisors (see below), whose sum is σ = 13313680633440. Its totient is φ = 8813150588928.

The previous prime is 11055560555527. The next prime is 11055560555561. The reversal of 11055560555555 is 55555506555011.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11055560555555 - 2³⁸ = 10780682648611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11055560555497 and 11055560555506.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379550 + ... + 4717539.

It is an arithmetic number, because the mean of its divisors is an integer number (832105039590).

Almost surely, 2^{11055560555555} is an apocalyptic number.

11055560555555 is a deficient number, since it is larger than the sum of its proper divisors (2258120077885).

11055560555555 is a wasteful number, since it uses less digits than its factorization.

11055560555555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5098630.

The product of its (nonzero) digits is 11718750, while the sum is 53.

The spelling of 11055560555555 in words is "eleven trillion, fifty-five billion, five hundred sixty million, five hundred fifty-five thousand, five hundred fifty-five".