505352304320 has 28 divisors (see below), whose sum is σ = 1203370175424. Its totient is φ = 202140921600.

The previous prime is 505352304311. The next prime is 505352304323. The reversal of 505352304320 is 23403253505.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (505352304323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 789612656 + ... + 789613295.

Almost surely, 2^505352304320 is an apocalyptic number.

It is an amenable number.

505352304320 is an abundant number, since it is smaller than the sum of its proper divisors (698017871104).

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

505352304320 is a wasteful number, since it uses less digits than its factorization.

505352304320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579225968 (or 1579225958 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 32.

Adding to 505352304320 its reverse (23403253505), we get a palindrome (528755557825).

The spelling of 505352304320 in words is "five hundred five billion, three hundred fifty-two million, three hundred four thousand, three hundred twenty".