505253224432 has 40 divisors (see below), whose sum is σ = 1070228286720. Its totient is φ = 229164492480.

The previous prime is 505253224429. The next prime is 505253224451. The reversal of 505253224432 is 234422352505.

It is a junction number, because it is equal to n+sod(n) for n = 505253224391 and 505253224400.

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, 3018682 + ... + 3181657.

It is an arithmetic number, because the mean of its divisors is an integer number (26755707168).

Almost surely, 2^505253224432 is an apocalyptic number.

It is an amenable number.

505253224432 is an abundant number, since it is smaller than the sum of its proper divisors (564975062288).

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

505253224432 is a wasteful number, since it uses less digits than its factorization.

505253224432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6200821 (or 6200815 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 37.

Adding to 505253224432 its reverse (234422352505), we get a palindrome (739675576937).

The spelling of 505253224432 in words is "five hundred five billion, two hundred fifty-three million, two hundred twenty-four thousand, four hundred thirty-two".