505051342168 has 16 divisors (see below), whose sum is σ = 955659078000. Its totient is φ = 250208921376.

The previous prime is 505051342151. The next prime is 505051342217. The reversal of 505051342168 is 861243150505.

It is a self number, because there is not a number n which added to its sum of digits gives 505051342168.

It is a congruent number.

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, 289592788 + ... + 289594531.

It is an arithmetic number, because the mean of its divisors is an integer number (59728692375).

Almost surely, 2^505051342168 is an apocalyptic number.

It is an amenable number.

505051342168 is a deficient number, since it is larger than the sum of its proper divisors (450607735832).

505051342168 is a wasteful number, since it uses less digits than its factorization.

505051342168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579187434 (or 579187430 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 40.

The spelling of 505051342168 in words is "five hundred five billion, fifty-one million, three hundred forty-two thousand, one hundred sixty-eight".