505368503500 has 48 divisors (see below), whose sum is σ = 1261399793472. Its totient is φ = 173269200000.

The previous prime is 505368503477. The next prime is 505368503503. The reversal of 505368503500 is 5305863505.

It is not an unprimeable number, because it can be changed into a prime (505368503503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72192001 + ... + 72199000.

It is an arithmetic number, because the mean of its divisors is an integer number (26279162364).

Almost surely, 2^505368503500 is an apocalyptic number.

505368503500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

505368503500 is an abundant number, since it is smaller than the sum of its proper divisors (756031289972).

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

505368503500 is a wasteful number, since it uses less digits than its factorization.

505368503500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144391027 (or 144391015 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 40.

The spelling of 505368503500 in words is "five hundred five billion, three hundred sixty-eight million, five hundred three thousand, five hundred".