5085775805 has 48 divisors (see below), whose sum is σ = 6819567552. Its totient is φ = 3637920000.

The previous prime is 5085775769. The next prime is 5085775813.

It is a happy number.

5085775805 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 5085775805 - 2¹² = 5085771709 is a prime.

It is a Duffinian number.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 16248329 + ... + 16248641.

It is an arithmetic number, because the mean of its divisors is an integer number (142074324).

Almost surely, 2^5085775805 is an apocalyptic number.

5085775805 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5085775805 is a deficient number, since it is larger than the sum of its proper divisors (1733791747).

5085775805 is a wasteful number, since it uses less digits than its factorization.

5085775805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 698 (or 687 counting only the distinct ones).

The product of its (nonzero) digits is 1960000, while the sum is 50.

The square root of 5085775805 is about 71314.6254635050. The cubic root of 5085775805 is about 1719.6988616703.

The spelling of 5085775805 in words is "five billion, eighty-five million, seven hundred seventy-five thousand, eight hundred five".