849439011 has 8 divisors (see below), whose sum is σ = 1136008384. Its totient is φ = 564581160.

The previous prime is 849439009. The next prime is 849439027. The reversal of 849439011 is 110934948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 849439011 - 2¹ = 849439009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (849439001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 426721 + ... + 428706.

It is an arithmetic number, because the mean of its divisors is an integer number (142001048).

Almost surely, 2^849439011 is an apocalyptic number.

849439011 is a deficient number, since it is larger than the sum of its proper divisors (286569373).

849439011 is a wasteful number, since it uses less digits than its factorization.

849439011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855761.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 849439011 is about 29145.1370043100. The cubic root of 849439011 is about 947.0597963972.

The spelling of 849439011 in words is "eight hundred forty-nine million, four hundred thirty-nine thousand, eleven".