550011111051 has 16 divisors (see below), whose sum is σ = 745478064128. Its totient is φ = 360610855200.

The previous prime is 550011111037. The next prime is 550011111071. The reversal of 550011111051 is 150111110055.

It is not a de Polignac number, because 550011111051 - 2¹⁰ = 550011110027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (550011111071) 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, 1072086 + ... + 1499796.

It is an arithmetic number, because the mean of its divisors is an integer number (46592379008).

Almost surely, 2^550011111051 is an apocalyptic number.

550011111051 is a deficient number, since it is larger than the sum of its proper divisors (195466953077).

550011111051 is a wasteful number, since it uses less digits than its factorization.

550011111051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434802.

The product of its (nonzero) digits is 125, while the sum is 21.

The spelling of 550011111051 in words is "five hundred fifty billion, eleven million, one hundred eleven thousand, fifty-one".