840226657206 has 16 divisors (see below), whose sum is σ = 1680896400624. Its totient is φ = 280001704704.

The previous prime is 840226657189. The next prime is 840226657213. The reversal of 840226657206 is 602756622048.

840226657206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 18437271 + ... + 18482786.

It is an arithmetic number, because the mean of its divisors is an integer number (105056025039).

Almost surely, 2^840226657206 is an apocalyptic number.

840226657206 is an abundant number, since it is smaller than the sum of its proper divisors (840669743418).

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

840226657206 is a wasteful number, since it uses less digits than its factorization.

840226657206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36923855.

The product of its (nonzero) digits is 1935360, while the sum is 48.

The spelling of 840226657206 in words is "eight hundred forty billion, two hundred twenty-six million, six hundred fifty-seven thousand, two hundred six".