116685980646 has 16 divisors (see below), whose sum is σ = 233760274608. Its totient is φ = 38830608000.

The previous prime is 116685980627. The next prime is 116685980773. The reversal of 116685980646 is 646089586611.

It is a self number, because there is not a number n which added to its sum of digits gives 116685980646.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16175815 + ... + 16183026.

It is an arithmetic number, because the mean of its divisors is an integer number (14610017163).

Almost surely, 2^116685980646 is an apocalyptic number.

116685980646 is an abundant number, since it is smaller than the sum of its proper divisors (117074293962).

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

116685980646 is a wasteful number, since it uses less digits than its factorization.

116685980646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32359447.

The product of its (nonzero) digits is 14929920, while the sum is 60.

The spelling of 116685980646 in words is "one hundred sixteen billion, six hundred eighty-five million, nine hundred eighty thousand, six hundred forty-six".