50505551050500 has 576 divisors, whose sum is σ = 197256822497280. Its totient is φ = 10656101664000.

The previous prime is 50505551050369. The next prime is 50505551050523. The reversal of 50505551050500 is 505015550505.

It is a happy number.

50505551050500 is a `hidden beast` number, since 5 + 0 + 5 + 0 + 5 + 551 + 0 + 50 + 50 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 68840605 + ... + 69570395.

It is an arithmetic number, because the mean of its divisors is an integer number (342459761280).

Almost surely, 2^{50505551050500} is an apocalyptic number.

50505551050500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50505551050500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (98628411248640).

50505551050500 is an abundant number, since it is smaller than the sum of its proper divisors (146751271446780).

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

50505551050500 is a wasteful number, since it uses less digits than its factorization.

50505551050500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729862 (or 729821 counting only the distinct ones).

The product of its (nonzero) digits is 78125, while the sum is 36.

The spelling of 50505551050500 in words is "fifty trillion, five hundred five billion, five hundred fifty-one million, fifty thousand, five hundred".