555500505505 has 64 divisors (see below), whose sum is σ = 761672678400. Its totient is φ = 385217280000.

The previous prime is 555500505499. The next prime is 555500505523. The reversal of 555500505505 is 505505005555.

It is not a de Polignac number, because 555500505505 - 2¹⁷ = 555500374433 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 65883640 + ... + 65892070.

It is an arithmetic number, because the mean of its divisors is an integer number (11901135600).

Almost surely, 2^555500505505 is an apocalyptic number.

555500505505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

555500505505 is a deficient number, since it is larger than the sum of its proper divisors (206172172895).

555500505505 is a wasteful number, since it uses less digits than its factorization.

555500505505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8986.

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

It can be divided in two parts, 55550050 and 5505, that added together give a palindrome (55555555).

The spelling of 555500505505 in words is "five hundred fifty-five billion, five hundred million, five hundred five thousand, five hundred five".