503215243000 has 64 divisors (see below), whose sum is σ = 1177629710400. Its totient is φ = 201267971200.

The previous prime is 503215242973. The next prime is 503215243019. The reversal of 503215243000 is 342512305.

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19456077 + ... + 19481923.

It is an arithmetic number, because the mean of its divisors is an integer number (18400464225).

Almost surely, 2^503215243000 is an apocalyptic number.

503215243000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

503215243000 is an abundant number, since it is smaller than the sum of its proper divisors (674414467400).

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

503215243000 is a wasteful number, since it uses less digits than its factorization.

503215243000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45337 (or 45323 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 503215243000 its reverse (342512305), we get a palindrome (503557755305).

The spelling of 503215243000 in words is "five hundred three billion, two hundred fifteen million, two hundred forty-three thousand".