50505005500 has 48 divisors (see below), whose sum is σ = 110366946144. Its totient is φ = 20190278400.

The previous prime is 50505005461. The next prime is 50505005519. The reversal of 50505005500 is 550050505.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 860079 + ... + 916921.

It is an arithmetic number, because the mean of its divisors is an integer number (2299311378).

Almost surely, 2^50505005500 is an apocalyptic number.

50505005500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50505005500 is an abundant number, since it is smaller than the sum of its proper divisors (59861940644).

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

50505005500 is a wasteful number, since it uses less digits than its factorization.

50505005500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58639 (or 58627 counting only the distinct ones).

The product of its (nonzero) digits is 3125, while the sum is 25.

The spelling of 50505005500 in words is "fifty billion, five hundred five million, five thousand, five hundred".