50005505055550 has 48 divisors (see below), whose sum is σ = 101469293049600. Its totient is φ = 18183178920800.

The previous prime is 50005505055497. The next prime is 50005505055553. The reversal of 50005505055550 is 5555050550005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50005505055553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14152011 + ... + 17328889.

It is an arithmetic number, because the mean of its divisors is an integer number (2113943605200).

Almost surely, 2^{50005505055550} is an apocalyptic number.

50005505055550 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

50005505055550 is an abundant number, since it is smaller than the sum of its proper divisors (51463787994050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50005505055550 is a wasteful number, since it uses less digits than its factorization.

50005505055550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3205521 (or 3205516 counting only the distinct ones).

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

The spelling of 50005505055550 in words is "fifty trillion, five billion, five hundred five million, fifty-five thousand, five hundred fifty".