505340646350 has 24 divisors (see below), whose sum is σ = 980800282800. Its totient is φ = 193347725120.

The previous prime is 505340646323. The next prime is 505340646361. The reversal of 505340646350 is 53646043505.

It is a junction number, because it is equal to n+sod(n) for n = 505340646298 and 505340646307.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 219712175 + ... + 219714474.

It is an arithmetic number, because the mean of its divisors is an integer number (40866678450).

Almost surely, 2^505340646350 is an apocalyptic number.

505340646350 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505340646350 is a deficient number, since it is larger than the sum of its proper divisors (475459636450).

505340646350 is a wasteful number, since it uses less digits than its factorization.

505340646350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439426684 (or 439426679 counting only the distinct ones).

The product of its (nonzero) digits is 648000, while the sum is 41.

Adding to 505340646350 its reverse (53646043505), we get a palindrome (558986689855).

The spelling of 505340646350 in words is "five hundred five billion, three hundred forty million, six hundred forty-six thousand, three hundred fifty".