506006555 has 16 divisors (see below), whose sum is σ = 639774720. Its totient is φ = 383436768.

The previous prime is 506006467. The next prime is 506006569. The reversal of 506006555 is 555600605.

It is a cyclic number.

It is not a de Polignac number, because 506006555 - 2⁸ = 506006299 is a prime.

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, 9515 + ... + 33204.

It is an arithmetic number, because the mean of its divisors is an integer number (39985920).

Almost surely, 2^506006555 is an apocalyptic number.

506006555 is a deficient number, since it is larger than the sum of its proper divisors (133768165).

506006555 is a wasteful number, since it uses less digits than its factorization.

506006555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42850.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 506006555 is about 22494.5894605792. The cubic root of 506006555 is about 796.8661538528.

The spelling of 506006555 in words is "five hundred six million, six thousand, five hundred fifty-five".