500220012223540 has 48 divisors (see below), whose sum is σ = 1223179501606272. Its totient is φ = 168268079581056.

The previous prime is 500220012223471. The next prime is 500220012223549. The reversal of 500220012223540 is 45322210022005.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 500220012223499 and 500220012223508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500220012223549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33707540574 + ... + 33707555413.

It is an arithmetic number, because the mean of its divisors is an integer number (25482906283464).

Almost surely, 2^{500220012223540} is an apocalyptic number.

It is an amenable number.

500220012223540 is an abundant number, since it is smaller than the sum of its proper divisors (722959489382732).

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

500220012223540 is a wasteful number, since it uses less digits than its factorization.

500220012223540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67415096056 (or 67415096054 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 500220012223540 its reverse (45322210022005), we get a palindrome (545542222245545).

The spelling of 500220012223540 in words is "five hundred trillion, two hundred twenty billion, twelve million, two hundred twenty-three thousand, five hundred forty".