851010165 has 16 divisors (see below), whose sum is σ = 1512907200. Its totient is φ = 453872016.

The previous prime is 851010151. The next prime is 851010169. The reversal of 851010165 is 561010158.

It is not a de Polignac number, because 851010165 - 2¹² = 851006069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (851010169) 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, 3151755 + ... + 3152024.

It is an arithmetic number, because the mean of its divisors is an integer number (94556700).

Almost surely, 2^851010165 is an apocalyptic number.

It is an amenable number.

851010165 is a deficient number, since it is larger than the sum of its proper divisors (661897035).

851010165 is a wasteful number, since it uses less digits than its factorization.

851010165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6303793 (or 6303787 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 27.

The square root of 851010165 is about 29172.0785169655. The cubic root of 851010165 is about 947.6433424411.

The spelling of 851010165 in words is "eight hundred fifty-one million, ten thousand, one hundred sixty-five".