840811135706 has 16 divisors (see below), whose sum is σ = 1290738259008. Its totient is φ = 410567942400.

The previous prime is 840811135651. The next prime is 840811135777. The reversal of 840811135706 is 607531118048.

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, 135815 + ... + 1303866.

It is an arithmetic number, because the mean of its divisors is an integer number (80671141188).

Almost surely, 2^840811135706 is an apocalyptic number.

840811135706 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

840811135706 is a deficient number, since it is larger than the sum of its proper divisors (449927123302).

840811135706 is a wasteful number, since it uses less digits than its factorization.

840811135706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446517.

The product of its (nonzero) digits is 161280, while the sum is 44.

The spelling of 840811135706 in words is "eight hundred forty billion, eight hundred eleven million, one hundred thirty-five thousand, seven hundred six".