5085771912 has 48 divisors (see below), whose sum is σ = 14833504140. Its totient is φ = 1564852608.

The previous prime is 5085771883. The next prime is 5085771913. The reversal of 5085771912 is 2191775805.

5085771912 is a `hidden beast` number, since 50 + 8 + 577 + 19 + 12 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 5079983076 + 5788836 = 71274^2 + 2406^2 .

It is not an unprimeable number, because it can be changed into a prime (5085771913) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2715823 + ... + 2717694.

Almost surely, 2^5085771912 is an apocalyptic number.

5085771912 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

5085771912 is an abundant number, since it is smaller than the sum of its proper divisors (9747732228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5085771912 is a wasteful number, since it uses less digits than its factorization.

5085771912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5433542 (or 5433535 counting only the distinct ones).

The product of its (nonzero) digits is 176400, while the sum is 45.

The square root of 5085771912 is about 71314.5981689584. The cubic root of 5085771912 is about 1719.6984228786.

The spelling of 5085771912 in words is "five billion, eighty-five million, seven hundred seventy-one thousand, nine hundred twelve".