4949646853 has 4 divisors (see below), whose sum is σ = 4949804160. Its totient is φ = 4949489548.

The previous prime is 4949646829. The next prime is 4949646869. The reversal of 4949646853 is 3586469494.

4949646853 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4949646853 - 2²⁵ = 4916092421 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 (4949647853) 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, 13423 + ... + 100396.

It is an arithmetic number, because the mean of its divisors is an integer number (1237451040).

Almost surely, 2^4949646853 is an apocalyptic number.

It is an amenable number.

4949646853 is a deficient number, since it is larger than the sum of its proper divisors (157307).

4949646853 is a wasteful number, since it uses less digits than its factorization.

4949646853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157306.

The product of its digits is 22394880, while the sum is 58.

The square root of 4949646853 is about 70353.7266461415. The cubic root of 4949646853 is about 1704.2163910586.

The spelling of 4949646853 in words is "four billion, nine hundred forty-nine million, six hundred forty-six thousand, eight hundred fifty-three".