50505500550550 has 48 divisors (see below), whose sum is σ = 94455393017040. Its totient is φ = 20091475722240.

The previous prime is 50505500550521. The next prime is 50505500550569. The reversal of 50505500550550 is 5505500550505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 31338769 + ... + 32910931.

It is an arithmetic number, because the mean of its divisors is an integer number (1967820687855).

Almost surely, 2^{50505500550550} is an apocalyptic number.

50505500550550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50505500550550 is a deficient number, since it is larger than the sum of its proper divisors (43949892466490).

50505500550550 is a wasteful number, since it uses less digits than its factorization.

50505500550550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1575697 (or 1575692 counting only the distinct ones).

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

The spelling of 50505500550550 in words is "fifty trillion, five hundred five billion, five hundred million, five hundred fifty thousand, five hundred fifty".