500550005056 has 56 divisors (see below), whose sum is σ = 1019848937184. Its totient is φ = 243619944960.

The previous prime is 500550005051. The next prime is 500550005057. The reversal of 500550005056 is 650500055005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500550005051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 495951 + ... + 1116721.

It is an arithmetic number, because the mean of its divisors is an integer number (18211588164).

Almost surely, 2^500550005056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 500550005056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (509924468592).

500550005056 is an abundant number, since it is smaller than the sum of its proper divisors (519298932128).

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

500550005056 is a wasteful number, since it uses less digits than its factorization.

500550005056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 621119 (or 621109 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 31.

The spelling of 500550005056 in words is "five hundred billion, five hundred fifty million, five thousand, fifty-six".