505555550050 has 24 divisors (see below), whose sum is σ = 970666659072. Its totient is φ = 195698922000.

The previous prime is 505555550023. The next prime is 505555550051. The reversal of 505555550050 is 50055555505.

It is a junction number, because it is equal to n+sod(n) for n = 505555549985 and 505555550012.

It is not an unprimeable number, because it can be changed into a prime (505555550051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 163080886 + ... + 163083985.

It is an arithmetic number, because the mean of its divisors is an integer number (40444444128).

Almost surely, 2^505555550050 is an apocalyptic number.

505555550050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505555550050 is a deficient number, since it is larger than the sum of its proper divisors (465111109022).

505555550050 is a wasteful number, since it uses less digits than its factorization.

505555550050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326164914 (or 326164909 counting only the distinct ones).

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

The spelling of 505555550050 in words is "five hundred five billion, five hundred fifty-five million, five hundred fifty thousand, fifty".