505500550505 has 8 divisors (see below), whose sum is σ = 612489988032. Its totient is φ = 400474222128.

The previous prime is 505500550441. The next prime is 505500550547. The reversal of 505500550505 is 505055005505.

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

It is a cyclic number.

It is not a de Polignac number, because 505500550505 - 2⁶ = 505500550441 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 490776719 + ... + 490777748.

It is an arithmetic number, because the mean of its divisors is an integer number (76561248504).

Almost surely, 2^505500550505 is an apocalyptic number.

It is an amenable number.

505500550505 is a deficient number, since it is larger than the sum of its proper divisors (106989437527).

505500550505 is a wasteful number, since it uses less digits than its factorization.

505500550505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 981554575.

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 505500550505 in words is "five hundred five billion, five hundred million, five hundred fifty thousand, five hundred five".