840809227104 has 288 divisors, whose sum is σ = 3137949884160. Its totient is φ = 206897587200.

The previous prime is 840809227087. The next prime is 840809227127. The reversal of 840809227104 is 401722908048.

840809227104 is a `hidden beast` number, since 8 + 408 + 0 + 9 + 227 + 10 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a self number, because there is not a number n which added to its sum of digits gives 840809227104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 576427 + ... + 1419114.

It is an arithmetic number, because the mean of its divisors is an integer number (10895659320).

Almost surely, 2^840809227104 is an apocalyptic number.

840809227104 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

840809227104 is an abundant number, since it is smaller than the sum of its proper divisors (2297140657056).

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

840809227104 is a wasteful number, since it uses less digits than its factorization.

840809227104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995594 (or 1995583 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The spelling of 840809227104 in words is "eight hundred forty billion, eight hundred nine million, two hundred twenty-seven thousand, one hundred four".