851116329 has 60 divisors (see below), whose sum is σ = 1513698384. Its totient is φ = 474946416.

The previous prime is 851116327. The next prime is 851116349. The reversal of 851116329 is 923611158.

851116329 is a `hidden beast` number, since 8 + 5 + 1 + 11 + 632 + 9 = 666.

It is not a de Polignac number, because 851116329 - 2¹ = 851116327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 851116293 and 851116302.

It is not an unprimeable number, because it can be changed into a prime (851116327) 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 59 ways as a sum of consecutive naturals, for example, 168174 + ... + 173160.

Almost surely, 2^851116329 is an apocalyptic number.

It is an amenable number.

851116329 is a deficient number, since it is larger than the sum of its proper divisors (662582055).

851116329 is a wasteful number, since it uses less digits than its factorization.

851116329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5056 (or 5040 counting only the distinct ones).

The product of its digits is 12960, while the sum is 36.

The square root of 851116329 is about 29173.8980768769. The cubic root of 851116329 is about 947.6827471504.

The spelling of 851116329 in words is "eight hundred fifty-one million, one hundred sixteen thousand, three hundred twenty-nine".