505050504550 has 24 divisors (see below), whose sum is σ = 942453882216. Its totient is φ = 201362149440.

The previous prime is 505050504463. The next prime is 505050504577. The reversal of 505050504550 is 55405050505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16435807 + ... + 16466506.

It is an arithmetic number, because the mean of its divisors is an integer number (39268911759).

Almost surely, 2^505050504550 is an apocalyptic number.

505050504550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505050504550 is a deficient number, since it is larger than the sum of its proper divisors (437403377666).

505050504550 is a wasteful number, since it uses less digits than its factorization.

505050504550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32902632 (or 32902627 counting only the distinct ones).

The product of its (nonzero) digits is 62500, while the sum is 34.

The spelling of 505050504550 in words is "five hundred five billion, fifty million, five hundred four thousand, five hundred fifty".