500223205511540 has 24 divisors (see below), whose sum is σ = 1200535693228032. Its totient is φ = 171505099032480.

The previous prime is 500223205511531. The next prime is 500223205511551. The reversal of 500223205511540 is 45115502322005.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 500223205511540.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1786511448116 + ... + 1786511448395.

It is an arithmetic number, because the mean of its divisors is an integer number (50022320551168).

Almost surely, 2^{500223205511540} is an apocalyptic number.

It is an amenable number.

500223205511540 is an abundant number, since it is smaller than the sum of its proper divisors (700312487716492).

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

500223205511540 is a wasteful number, since it uses less digits than its factorization.

500223205511540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573022896527 (or 3573022896525 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

Adding to 500223205511540 its reverse (45115502322005), we get a palindrome (545338707833545).

The spelling of 500223205511540 in words is "five hundred trillion, two hundred twenty-three billion, two hundred five million, five hundred eleven thousand, five hundred forty".