505600505500 has 24 divisors (see below), whose sum is σ = 1104231505104. Its totient is φ = 202240202000.

The previous prime is 505600505447. The next prime is 505600505503. The reversal of 505600505500 is 5505006505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505600505503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 505600006 + ... + 505601005.

It is an arithmetic number, because the mean of its divisors is an integer number (46009646046).

Almost surely, 2^505600505500 is an apocalyptic number.

505600505500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505600505500 is an abundant number, since it is smaller than the sum of its proper divisors (598630999604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505600505500 is a wasteful number, since it uses less digits than its factorization.

505600505500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011201030 (or 1011201018 counting only the distinct ones).

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

The spelling of 505600505500 in words is "five hundred five billion, six hundred million, five hundred five thousand, five hundred".