505055055506 has 8 divisors (see below), whose sum is σ = 768252760704. Its totient is φ = 248970801940.

The previous prime is 505055055451. The next prime is 505055055509. The reversal of 505055055506 is 605550550505.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (505055055509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1778362730 + ... + 1778363013.

It is an arithmetic number, because the mean of its divisors is an integer number (96031595088).

Almost surely, 2^505055055506 is an apocalyptic number.

505055055506 is a deficient number, since it is larger than the sum of its proper divisors (263197705198).

505055055506 is a wasteful number, since it uses less digits than its factorization.

505055055506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3556725816.

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

The spelling of 505055055506 in words is "five hundred five billion, fifty-five million, fifty-five thousand, five hundred six".