505205042426 has 16 divisors (see below), whose sum is σ = 866309354496. Its totient is φ = 216455554896.

The previous prime is 505205042417. The next prime is 505205042483. The reversal of 505205042426 is 624240502505.

It is an unprimeable number.

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, 5022746 + ... + 5122341.

It is an arithmetic number, because the mean of its divisors is an integer number (54144334656).

Almost surely, 2^505205042426 is an apocalyptic number.

505205042426 is a deficient number, since it is larger than the sum of its proper divisors (361104312070).

505205042426 is a wasteful number, since it uses less digits than its factorization.

505205042426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10148653.

The product of its (nonzero) digits is 96000, while the sum is 35.

The spelling of 505205042426 in words is "five hundred five billion, two hundred five million, forty-two thousand, four hundred twenty-six".