851040158 has 16 divisors (see below), whose sum is σ = 1353904416. Its totient is φ = 400345440.

The previous prime is 851040137. The next prime is 851040163.

851040158 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148841 + ... + 154452.

It is an arithmetic number, because the mean of its divisors is an integer number (84619026).

Almost surely, 2^851040158 is an apocalyptic number.

851040158 is a deficient number, since it is larger than the sum of its proper divisors (502864258).

851040158 is a wasteful number, since it uses less digits than its factorization.

851040158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303379.

The product of its (nonzero) digits is 6400, while the sum is 32.

The square root of 851040158 is about 29172.5925827651. The cubic root of 851040158 is about 947.6544752234.

The spelling of 851040158 in words is "eight hundred fifty-one million, forty thousand, one hundred fifty-eight".