4749636271 has 4 divisors (see below), whose sum is σ = 4749783544. Its totient is φ = 4749489000.

The previous prime is 4749636247. The next prime is 4749636293. The reversal of 4749636271 is 1726369474.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1726369474 = 2 ⋅863184737.

It is a cyclic number.

It is not a de Polignac number, because 4749636271 - 2²⁷ = 4615418543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4749636071) 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, 2085 + ... + 97486.

It is an arithmetic number, because the mean of its divisors is an integer number (1187445886).

Almost surely, 2^4749636271 is an apocalyptic number.

4749636271 is a deficient number, since it is larger than the sum of its proper divisors (147273).

4749636271 is an equidigital number, since it uses as much as digits as its factorization.

4749636271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147272.

The product of its digits is 1524096, while the sum is 49.

The square root of 4749636271 is about 68917.6049424238. The cubic root of 4749636271 is about 1680.9447953585.

The spelling of 4749636271 in words is "four billion, seven hundred forty-nine million, six hundred thirty-six thousand, two hundred seventy-one".