505055550050 has 24 divisors (see below), whose sum is σ = 962315603172. Its totient is φ = 197094848000.

The previous prime is 505055550019. The next prime is 505055550059. The reversal of 505055550050 is 50055550505.

It can be written as a sum of positive squares in 6 ways, for example, as 48848514289 + 456207035761 = 221017^2 + 675431^2 .

It is a super-2 number, since 2×505055550050² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505055550059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 123182231 + ... + 123186330.

Almost surely, 2^505055550050 is an apocalyptic number.

505055550050 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505055550050 is a deficient number, since it is larger than the sum of its proper divisors (457260053122).

505055550050 is a wasteful number, since it uses less digits than its factorization.

505055550050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246368614 (or 246368609 counting only the distinct ones).

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

The spelling of 505055550050 in words is "five hundred five billion, fifty-five million, five hundred fifty thousand, fifty".