550111061051 has 16 divisors (see below), whose sum is σ = 560384958720. Its totient is φ = 539869730400.

The previous prime is 550111061039. The next prime is 550111061081. The reversal of 550111061051 is 150160111055.

It is a cyclic number.

It is not a de Polignac number, because 550111061051 - 2¹⁰ = 550111060027 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 550111061051.

It is not an unprimeable number, because it can be changed into a prime (550111061011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111108626 + ... + 111113576.

It is an arithmetic number, because the mean of its divisors is an integer number (35024059920).

Almost surely, 2^550111061051 is an apocalyptic number.

550111061051 is a deficient number, since it is larger than the sum of its proper divisors (10273897669).

550111061051 is a wasteful number, since it uses less digits than its factorization.

550111061051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7826.

The product of its (nonzero) digits is 750, while the sum is 26.

The spelling of 550111061051 in words is "five hundred fifty billion, one hundred eleven million, sixty-one thousand, fifty-one".