555005555050 has 12 divisors (see below), whose sum is σ = 1032310332486. Its totient is φ = 222002222000.

The previous prime is 555005555017. The next prime is 555005555059. The reversal of 555005555050 is 50555500555.

It can be written as a sum of positive squares in 3 ways, for example, as 377070911721 + 177934643329 = 614061^2 + 421823^2 .

It is a super-4 number, since 4×555005555050⁴ (a number of 48 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 555005554994 and 555005555012.

It is not an unprimeable number, because it can be changed into a prime (555005555059) 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 5 ways as a sum of consecutive naturals, for example, 5550055501 + ... + 5550055600.

Almost surely, 2^555005555050 is an apocalyptic number.

555005555050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

555005555050 is a deficient number, since it is larger than the sum of its proper divisors (477304777436).

555005555050 is a wasteful number, since it uses less digits than its factorization.

555005555050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11100111113 (or 11100111108 counting only the distinct ones).

The product of its (nonzero) digits is 390625, while the sum is 40.

The spelling of 555005555050 in words is "five hundred fifty-five billion, five million, five hundred fifty-five thousand, fifty".