50555505500 has 24 divisors (see below), whose sum is σ = 110413225104. Its totient is φ = 20222202000.

The previous prime is 50555505449. The next prime is 50555505503. The reversal of 50555505500 is 550555505.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555505503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50555006 + ... + 50556005.

It is an arithmetic number, because the mean of its divisors is an integer number (4600551046).

Almost surely, 2^50555505500 is an apocalyptic number.

50555505500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50555505500 is an abundant number, since it is smaller than the sum of its proper divisors (59857719604).

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

50555505500 is a wasteful number, since it uses less digits than its factorization.

50555505500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101111030 (or 101111018 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 35.

The spelling of 50555505500 in words is "fifty billion, five hundred fifty-five million, five hundred five thousand, five hundred".