11050561055 has 16 divisors (see below), whose sum is σ = 13675392000. Its totient is φ = 8568191520.

The previous prime is 11050561033. The next prime is 11050561057. The reversal of 11050561055 is 55016505011.

It is a happy number.

11050561055 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11050561055 - 2¹⁴ = 11050544671 is a prime.

It is a super-2 number, since 2×11050561055² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11050561057) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 242855 + ... + 284744.

It is an arithmetic number, because the mean of its divisors is an integer number (854712000).

Almost surely, 2^11050561055 is an apocalyptic number.

11050561055 is a deficient number, since it is larger than the sum of its proper divisors (2624830945).

11050561055 is an equidigital number, since it uses as much as digits as its factorization.

11050561055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527734.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 11050561055 in words is "eleven billion, fifty million, five hundred sixty-one thousand, fifty-five".