845166713 has 8 divisors (see below), whose sum is σ = 895513320. Its totient is φ = 794890240.

The previous prime is 845166701. The next prime is 845166719. The reversal of 845166713 is 317661548.

It can be written as a sum of positive squares in 4 ways, for example, as 47499664 + 797667049 = 6892^2 + 28243^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 845166713 - 2⁸ = 845166457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (845166719) 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, 8393 + ... + 41961.

It is an arithmetic number, because the mean of its divisors is an integer number (111939165).

Almost surely, 2^845166713 is an apocalyptic number.

It is an amenable number.

845166713 is a deficient number, since it is larger than the sum of its proper divisors (50346607).

845166713 is a wasteful number, since it uses less digits than its factorization.

845166713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35067.

The product of its digits is 120960, while the sum is 41.

The square root of 845166713 is about 29071.7511168488. The cubic root of 845166713 is about 945.4693647385.

The spelling of 845166713 in words is "eight hundred forty-five million, one hundred sixty-six thousand, seven hundred thirteen".