505353332140 has 12 divisors (see below), whose sum is σ = 1061241997536. Its totient is φ = 202141332848.

The previous prime is 505353332089. The next prime is 505353332153. The reversal of 505353332140 is 41233353505.

It is a junction number, because it is equal to n+sod(n) for n = 505353332096 and 505353332105.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 12633833284 + ... + 12633833323.

It is an arithmetic number, because the mean of its divisors is an integer number (88436833128).

Almost surely, 2^505353332140 is an apocalyptic number.

It is an amenable number.

505353332140 is an abundant number, since it is smaller than the sum of its proper divisors (555888665396).

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

505353332140 is a wasteful number, since it uses less digits than its factorization.

505353332140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25267666616 (or 25267666614 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 34.

Adding to 505353332140 its reverse (41233353505), we get a palindrome (546586685645).

The spelling of 505353332140 in words is "five hundred five billion, three hundred fifty-three million, three hundred thirty-two thousand, one hundred forty".