505111000605 has 32 divisors (see below), whose sum is σ = 830174258304. Its totient is φ = 262063017216.

The previous prime is 505111000577. The next prime is 505111000607. The reversal of 505111000605 is 506000111505.

It is not a de Polignac number, because 505111000605 - 2¹³ = 505110992413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505111000607) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 3011362 + ... + 3174668.

It is an arithmetic number, because the mean of its divisors is an integer number (25942945572).

Almost surely, 2^505111000605 is an apocalyptic number.

It is an amenable number.

505111000605 is a deficient number, since it is larger than the sum of its proper divisors (325063257699).

505111000605 is a wasteful number, since it uses less digits than its factorization.

505111000605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168925.

The product of its (nonzero) digits is 750, while the sum is 24.

The spelling of 505111000605 in words is "five hundred five billion, one hundred eleven million, six hundred five", and thus it is an aban number.