5243271912 has 80 divisors (see below), whose sum is σ = 15324582240. Its totient is φ = 1671763104.

The previous prime is 5243271899. The next prime is 5243271947. The reversal of 5243271912 is 2191723425.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 160998 + ... + 190805.

It is an arithmetic number, because the mean of its divisors is an integer number (191557278).

Almost surely, 2^5243271912 is an apocalyptic number.

It is an amenable number.

5243271912 is an abundant number, since it is smaller than the sum of its proper divisors (10081310328).

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

5243271912 is a wasteful number, since it uses less digits than its factorization.

5243271912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351844 (or 351831 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 5243271912 is about 72410.4406284066. The cubic root of 5243271912 is about 1737.2705601974.

The spelling of 5243271912 in words is "five billion, two hundred forty-three million, two hundred seventy-one thousand, nine hundred twelve".