505300865377 has 8 divisors (see below), whose sum is σ = 629985494592. Its totient is φ = 393740934000.

The previous prime is 505300865299. The next prime is 505300865411. The reversal of 505300865377 is 773568003505.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505300865377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 505300865377.

It is not an unprimeable number, because it can be changed into a prime (505300865977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3281174374 + ... + 3281174527.

It is an arithmetic number, because the mean of its divisors is an integer number (78748186824).

Almost surely, 2^505300865377 is an apocalyptic number.

It is an amenable number.

505300865377 is a deficient number, since it is larger than the sum of its proper divisors (124684629215).

505300865377 is a wasteful number, since it uses less digits than its factorization.

505300865377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6562348919.

The product of its (nonzero) digits is 2646000, while the sum is 49.

The spelling of 505300865377 in words is "five hundred five billion, three hundred million, eight hundred sixty-five thousand, three hundred seventy-seven".