555005005556 has 96 divisors (see below), whose sum is σ = 1068194469888. Its totient is φ = 251180052480.

The previous prime is 555005005553. The next prime is 555005005609. The reversal of 555005005556 is 655500500555.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555005005553) 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 31 ways as a sum of consecutive naturals, for example, 404227286 + ... + 404228658.

It is an arithmetic number, because the mean of its divisors is an integer number (11127025728).

Almost surely, 2^555005005556 is an apocalyptic number.

It is an amenable number.

555005005556 is a deficient number, since it is larger than the sum of its proper divisors (513189464332).

555005005556 is a wasteful number, since it uses less digits than its factorization.

555005005556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2481 (or 2479 counting only the distinct ones).

The product of its (nonzero) digits is 468750, while the sum is 41.

The spelling of 555005005556 in words is "five hundred fifty-five billion, five million, five thousand, five hundred fifty-six".