845856136 has 32 divisors (see below), whose sum is σ = 1671516000. Its totient is φ = 400173696.

The previous prime is 845856107. The next prime is 845856161. The reversal of 845856136 is 631658548.

845856136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139455 + ... + 145393.

It is an arithmetic number, because the mean of its divisors is an integer number (52234875).

Almost surely, 2^845856136 is an apocalyptic number.

It is an amenable number.

845856136 is a deficient number, since it is larger than the sum of its proper divisors (825659864).

845856136 is a wasteful number, since it uses less digits than its factorization.

845856136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6901 (or 6897 counting only the distinct ones).

The product of its digits is 691200, while the sum is 46.

The square root of 845856136 is about 29083.6059662484. The cubic root of 845856136 is about 945.7263756370.

The spelling of 845856136 in words is "eight hundred forty-five million, eight hundred fifty-six thousand, one hundred thirty-six".