550555555055 has 32 divisors (see below), whose sum is σ = 727507630080. Its totient is φ = 396638881920.

The previous prime is 550555555031. The next prime is 550555555057.

550555555055 is nontrivially palindromic in base 10.

550555555055 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 550555555055 - 2⁸ = 550555554799 is a prime.

It is a super-2 number, since 2×550555555055² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550555554994 and 550555555012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550555555057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36244172 + ... + 36259358.

It is an arithmetic number, because the mean of its divisors is an integer number (22734613440).

Almost surely, 2^550555555055 is an apocalyptic number.

550555555055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

550555555055 is a deficient number, since it is larger than the sum of its proper divisors (176952075025).

550555555055 is a wasteful number, since it uses less digits than its factorization.

550555555055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21359.

The product of its (nonzero) digits is 9765625, while the sum is 50.

The spelling of 550555555055 in words is "five hundred fifty billion, five hundred fifty-five million, five hundred fifty-five thousand, fifty-five".