505223522364 has 24 divisors (see below), whose sum is σ = 1286023511808. Its totient is φ = 153098037040.

The previous prime is 505223522311. The next prime is 505223522387. The reversal of 505223522364 is 463225322505.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1913725332 + ... + 1913725595.

It is an arithmetic number, because the mean of its divisors is an integer number (53584312992).

Almost surely, 2^505223522364 is an apocalyptic number.

It is an amenable number.

505223522364 is an abundant number, since it is smaller than the sum of its proper divisors (780799989444).

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

505223522364 is a wasteful number, since it uses less digits than its factorization.

505223522364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3827450945 (or 3827450943 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 505223522364 its reverse (463225322505), we get a palindrome (968448844869).

The spelling of 505223522364 in words is "five hundred five billion, two hundred twenty-three million, five hundred twenty-two thousand, three hundred sixty-four".