505000005555 has 32 divisors (see below), whose sum is σ = 844138013760. Its totient is φ = 257471244800.

The previous prime is 505000005533. The next prime is 505000005583. The reversal of 505000005555 is 555500000505.

It is not a de Polignac number, because 505000005555 - 2⁸ = 505000005299 is a prime.

It is a super-2 number, since 2×505000005555² (a number of 24 digits) contains 22 as substring.

505000005555 is a modest number, since divided by 5555 gives 5050 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5703192 + ... + 5791061.

It is an arithmetic number, because the mean of its divisors is an integer number (26379312930).

Almost surely, 2^505000005555 is an apocalyptic number.

505000005555 is a deficient number, since it is larger than the sum of its proper divisors (339138008205).

505000005555 is a wasteful number, since it uses less digits than its factorization.

505000005555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11494391.

The product of its (nonzero) digits is 15625, while the sum is 30.

The spelling of 505000005555 in words is "five hundred five billion, five thousand, five hundred fifty-five".