1683806708886 has 64 divisors (see below), whose sum is σ = 3414287013120. Its totient is φ = 553540106880.

The previous prime is 1683806708863. The next prime is 1683806708887. The reversal of 1683806708886 is 6888076083861.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1683806708886.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1683806708887) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 301700616 + ... + 301706196.

It is an arithmetic number, because the mean of its divisors is an integer number (53348234580).

Almost surely, 2^{1683806708886} is an apocalyptic number.

1683806708886 is an abundant number, since it is smaller than the sum of its proper divisors (1730480304234).

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

1683806708886 is a wasteful number, since it uses less digits than its factorization.

1683806708886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7709.

The product of its (nonzero) digits is 148635648, while the sum is 69.

The spelling of 1683806708886 in words is "one trillion, six hundred eighty-three billion, eight hundred six million, seven hundred eight thousand, eight hundred eighty-six".