116040218006646 has 128 divisors (see below), whose sum is σ = 263119304448000. Its totient is φ = 37898815756032.

The previous prime is 116040218006611. The next prime is 116040218006663. The reversal of 116040218006646 is 646600812040611.

116040218006646 is a `hidden beast` number, since 1 + 1 + 6 + 0 + 402 + 180 + 0 + 6 + 64 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 740971320 + ... + 741127908.

It is an arithmetic number, because the mean of its divisors is an integer number (2055619566000).

Almost surely, 2^{116040218006646} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 116040218006646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131559652224000).

116040218006646 is an abundant number, since it is smaller than the sum of its proper divisors (147079086441354).

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

116040218006646 is a wasteful number, since it uses less digits than its factorization.

116040218006646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157763 (or 157757 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The spelling of 116040218006646 in words is "one hundred sixteen trillion, forty billion, two hundred eighteen million, six thousand, six hundred forty-six".