50500005500 has 96 divisors (see below), whose sum is σ = 130394759040. Its totient is φ = 16717209600.

The previous prime is 50500005497. The next prime is 50500005511. The reversal of 50500005500 is 550000505.

It is a happy number.

50500005500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 147269 + ... + 350268.

It is an arithmetic number, because the mean of its divisors is an integer number (1358278740).

Almost surely, 2^50500005500 is an apocalyptic number.

50500005500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50500005500 is an abundant number, since it is smaller than the sum of its proper divisors (79894753540).

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

50500005500 is a wasteful number, since it uses less digits than its factorization.

50500005500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 497592 (or 497580 counting only the distinct ones).

The product of its (nonzero) digits is 625, while the sum is 20.

It can be divided in two parts, 50500005 and 500, that added together give a palindrome (50500505).

The spelling of 50500005500 in words is "fifty billion, five hundred million, five thousand, five hundred".