550005555051 has 16 divisors (see below), whose sum is σ = 815039500800. Its totient is φ = 366572964744.

The previous prime is 550005555013. The next prime is 550005555097. The reversal of 550005555051 is 150555500055.

It is a happy number.

550005555051 is a `hidden beast` number, since 5 + 5 + 0 + 0 + 0 + 55 + 550 + 51 = 666.

550005555051 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 550005555051 - 2¹⁰ = 550005554027 is a prime.

It is a super-2 number, since 2×550005555051² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 550005554997 and 550005555015.

It is not an unprimeable number, because it can be changed into a prime (550005553051) 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, 2602111 + ... + 2805528.

It is an arithmetic number, because the mean of its divisors is an integer number (50939968800).

Almost surely, 2^550005555051 is an apocalyptic number.

550005555051 is a deficient number, since it is larger than the sum of its proper divisors (265033945749).

550005555051 is a wasteful number, since it uses less digits than its factorization.

550005555051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5411415 (or 5411409 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 36.

The spelling of 550005555051 in words is "five hundred fifty billion, five million, five hundred fifty-five thousand, fifty-one".