500055055520 has 48 divisors (see below), whose sum is σ = 1183125347208. Its totient is φ = 199726525440.

The previous prime is 500055055517. The next prime is 500055055543. The reversal of 500055055520 is 25550550005.

It can be written as a sum of positive squares in 4 ways, for example, as 415906328464 + 84148727056 = 644908^2 + 290084^2 .

It is a super-2 number, since 2×500055055520² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2199911 + ... + 2416550.

Almost surely, 2^500055055520 is an apocalyptic number.

It is an amenable number.

500055055520 is an abundant number, since it is smaller than the sum of its proper divisors (683070291688).

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

500055055520 is a wasteful number, since it uses less digits than its factorization.

500055055520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4617153 (or 4617145 counting only the distinct ones).

The product of its (nonzero) digits is 31250, while the sum is 32.

The spelling of 500055055520 in words is "five hundred billion, fifty-five million, fifty-five thousand, five hundred twenty".