850746678 has 32 divisors (see below), whose sum is σ = 1777095936. Its totient is φ = 271004448.

The previous prime is 850746653. The next prime is 850746719. The reversal of 850746678 is 876647058.

It is a super-3 number, since 3×850746678³ (a number of 28 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 850746678.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 202576 + ... + 206732.

It is an arithmetic number, because the mean of its divisors is an integer number (55534248).

Almost surely, 2^850746678 is an apocalyptic number.

850746678 is an abundant number, since it is smaller than the sum of its proper divisors (926349258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

850746678 is a wasteful number, since it uses less digits than its factorization.

850746678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5668.

The product of its (nonzero) digits is 2257920, while the sum is 51.

The square root of 850746678 is about 29167.5620853029. The cubic root of 850746678 is about 947.5455302622.

The spelling of 850746678 in words is "eight hundred fifty million, seven hundred forty-six thousand, six hundred seventy-eight".