505555500050 has 12 divisors (see below), whose sum is σ = 940333230186. Its totient is φ = 202222200000.

The previous prime is 505555500049. The next prime is 505555500061. The reversal of 505555500050 is 50005555505.

It can be written as a sum of positive squares in 3 ways, for example, as 196662980089 + 308892519961 = 443467^2 + 555781^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5055554951 + ... + 5055555050.

Almost surely, 2^505555500050 is an apocalyptic number.

505555500050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505555500050 is a deficient number, since it is larger than the sum of its proper divisors (434777730136).

505555500050 is a wasteful number, since it uses less digits than its factorization.

505555500050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10111110013 (or 10111110008 counting only the distinct ones).

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

The spelling of 505555500050 in words is "five hundred five billion, five hundred fifty-five million, five hundred thousand, fifty".