555000655 has 16 divisors (see below), whose sum is σ = 727056000. Its totient is φ = 403353760.

The previous prime is 555000647. The next prime is 555000661. The reversal of 555000655 is 556000555.

It is not a de Polignac number, because 555000655 - 2³ = 555000647 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106296 + ... + 111394.

It is an arithmetic number, because the mean of its divisors is an integer number (45441000).

Almost surely, 2^555000655 is an apocalyptic number.

555000655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

555000655 is a deficient number, since it is larger than the sum of its proper divisors (172055345).

555000655 is a wasteful number, since it uses less digits than its factorization.

555000655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7094.

The product of its (nonzero) digits is 18750, while the sum is 31.

The square root of 555000655 is about 23558.4518803762. The cubic root of 555000655 is about 821.7968997769.

The spelling of 555000655 in words is "five hundred fifty-five million, six hundred fifty-five", and thus it is an aban number.