505141101044450 has 192 divisors, whose sum is σ = 1100768213825280. Its totient is φ = 170967560924160.

The previous prime is 505141101044351. The next prime is 505141101044453. The reversal of 505141101044450 is 54440101141505.

It is a self number, because there is not a number n which added to its sum of digits gives 505141101044450.

It is not an unprimeable number, because it can be changed into a prime (505141101044453) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 26657996 + ... + 41484104.

It is an arithmetic number, because the mean of its divisors is an integer number (5733167780340).

Almost surely, 2^{505141101044450} is an apocalyptic number.

505141101044450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505141101044450 is an abundant number, since it is smaller than the sum of its proper divisors (595627112780830).

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

505141101044450 is a wasteful number, since it uses less digits than its factorization.

505141101044450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14826253 (or 14826248 counting only the distinct ones).

The product of its (nonzero) digits is 32000, while the sum is 35.

Adding to 505141101044450 its reverse (54440101141505), we get a palindrome (559581202185955).

The spelling of 505141101044450 in words is "five hundred five trillion, one hundred forty-one billion, one hundred one million, forty-four thousand, four hundred fifty".