505200405256 has 16 divisors (see below), whose sum is σ = 947322789840. Its totient is φ = 252580994640.

The previous prime is 505200405251. The next prime is 505200405257. The reversal of 505200405256 is 652504002505.

It is not an unprimeable number, because it can be changed into a prime (505200405251) 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, 2288910 + ... + 2499901.

It is an arithmetic number, because the mean of its divisors is an integer number (59207674365).

Almost surely, 2^505200405256 is an apocalyptic number.

It is an amenable number.

505200405256 is a deficient number, since it is larger than the sum of its proper divisors (442122384584).

505200405256 is a wasteful number, since it uses less digits than its factorization.

505200405256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4802004 (or 4802000 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

The spelling of 505200405256 in words is "five hundred five billion, two hundred million, four hundred five thousand, two hundred fifty-six".