555505005505 has 8 divisors (see below), whose sum is σ = 666610065000. Its totient is φ = 444401298816.

The previous prime is 555505005487. The next prime is 555505005509. The reversal of 555505005505 is 505500505555.

It can be written as a sum of positive squares in 4 ways, for example, as 229008188304 + 326496817201 = 478548^2 + 571399^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 555505005505 - 2¹¹ = 555505003457 is a prime.

It is a super-2 number, since 2×555505005505² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (555505005509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1207021 + ... + 1602469.

It is an arithmetic number, because the mean of its divisors is an integer number (83326258125).

Almost surely, 2^555505005505 is an apocalyptic number.

It is an amenable number.

555505005505 is a deficient number, since it is larger than the sum of its proper divisors (111105059495).

555505005505 is a wasteful number, since it uses less digits than its factorization.

555505005505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 676403.

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

The spelling of 555505005505 in words is "five hundred fifty-five billion, five hundred five million, five thousand, five hundred five".