4857253771 has 4 divisors (see below), whose sum is σ = 4936880944. Its totient is φ = 4777626600.

The previous prime is 4857253769. The next prime is 4857253777. The reversal of 4857253771 is 1773527584.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4857253771 - 2¹ = 4857253769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4857253777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39813495 + ... + 39813616.

It is an arithmetic number, because the mean of its divisors is an integer number (1234220236).

Almost surely, 2^4857253771 is an apocalyptic number.

4857253771 is a deficient number, since it is larger than the sum of its proper divisors (79627173).

4857253771 is an equidigital number, since it uses as much as digits as its factorization.

4857253771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79627172.

The product of its digits is 1646400, while the sum is 49.

The square root of 4857253771 is about 69694.0009685195. Note that the first 3 decimals coincide. The cubic root of 4857253771 is about 1693.5457424360.

The spelling of 4857253771 in words is "four billion, eight hundred fifty-seven million, two hundred fifty-three thousand, seven hundred seventy-one".