849642711 has 16 divisors (see below), whose sum is σ = 1204890624. Its totient is φ = 530711424.

The previous prime is 849642707. The next prime is 849642721. The reversal of 849642711 is 117246948.

It is not a de Polignac number, because 849642711 - 2² = 849642707 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (849642721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25981 + ... + 48726.

It is an arithmetic number, because the mean of its divisors is an integer number (75305664).

Almost surely, 2^849642711 is an apocalyptic number.

849642711 is a deficient number, since it is larger than the sum of its proper divisors (355247913).

849642711 is a wasteful number, since it uses less digits than its factorization.

849642711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74950.

The product of its digits is 96768, while the sum is 42.

The square root of 849642711 is about 29148.6313743887. The cubic root of 849642711 is about 947.1354936748.

The spelling of 849642711 in words is "eight hundred forty-nine million, six hundred forty-two thousand, seven hundred eleven".