501450213660 has 96 divisors (see below), whose sum is σ = 1537232643072. Its totient is φ = 121124785920.

The previous prime is 501450213643. The next prime is 501450213673. The reversal of 501450213660 is 66312054105.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1188612 + ... + 1554251.

It is an arithmetic number, because the mean of its divisors is an integer number (16012840032).

Almost surely, 2^501450213660 is an apocalyptic number.

It is an amenable number.

501450213660 is an abundant number, since it is smaller than the sum of its proper divisors (1035782429412).

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

501450213660 is a wasteful number, since it uses less digits than its factorization.

501450213660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2743163 (or 2743161 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 33.

Adding to 501450213660 its reverse (66312054105), we get a palindrome (567762267765).

The spelling of 501450213660 in words is "five hundred one billion, four hundred fifty million, two hundred thirteen thousand, six hundred sixty".