50505505500550 has 48 divisors (see below), whose sum is σ = 94571909510400. Its totient is φ = 20066536393760.

The previous prime is 50505505500487. The next prime is 50505505500559. The reversal of 50505505500550 is 5500550550505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50505505500559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9202101 + ... + 13626799.

It is an arithmetic number, because the mean of its divisors is an integer number (1970248114800).

Almost surely, 2^{50505505500550} is an apocalyptic number.

50505505500550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50505505500550 is a deficient number, since it is larger than the sum of its proper divisors (44066404009850).

50505505500550 is a wasteful number, since it uses less digits than its factorization.

50505505500550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4426245 (or 4426240 counting only the distinct ones).

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

The spelling of 50505505500550 in words is "fifty trillion, five hundred five billion, five hundred five million, five hundred thousand, five hundred fifty".