5043257857 has 12 divisors (see below), whose sum is σ = 5595237648. Its totient is φ = 4541919800.

The previous prime is 5043257831. The next prime is 5043257861. The reversal of 5043257857 is 7587523405.

It is a de Polignac number, because none of the positive numbers 2^k-5043257857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5043257827) 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, 181819 + ... + 207712.

It is an arithmetic number, because the mean of its divisors is an integer number (466269804).

Almost surely, 2^5043257857 is an apocalyptic number.

It is an amenable number.

5043257857 is a deficient number, since it is larger than the sum of its proper divisors (551979791).

5043257857 is a wasteful number, since it uses less digits than its factorization.

5043257857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389660 (or 389649 counting only the distinct ones).

The product of its (nonzero) digits is 1176000, while the sum is 46.

The square root of 5043257857 is about 71015.8986213651. The cubic root of 5043257857 is about 1714.8931197293.

The spelling of 5043257857 in words is "five billion, forty-three million, two hundred fifty-seven thousand, eight hundred fifty-seven".