505505555050 has 48 divisors (see below), whose sum is σ = 954119414592. Its totient is φ = 199221276800.

The previous prime is 505505555041. The next prime is 505505555053. The reversal of 505505555050 is 50555505505.

It is a junction number, because it is equal to n+sod(n) for n = 505505554994 and 505505555012.

It is not an unprimeable number, because it can be changed into a prime (505505555053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5359902 + ... + 5453398.

It is an arithmetic number, because the mean of its divisors is an integer number (19877487804).

Almost surely, 2^505505555050 is an apocalyptic number.

505505555050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505505555050 is a deficient number, since it is larger than the sum of its proper divisors (448613859542).

505505555050 is a wasteful number, since it uses less digits than its factorization.

505505555050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95103 (or 95098 counting only the distinct ones).

The product of its (nonzero) digits is 390625, while the sum is 40.

The spelling of 505505555050 in words is "five hundred five billion, five hundred five million, five hundred fifty-five thousand, fifty".