5691217646208 has 128 divisors (see below), whose sum is σ = 15699441384000. Its totient is φ = 1824528269312.

The previous prime is 5691217646161. The next prime is 5691217646209. The reversal of 5691217646208 is 8026467121965.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (5691217646209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1867663 + ... + 3856241.

Almost surely, 2^{5691217646208} is an apocalyptic number.

5691217646208 is a gapful number since it is divisible by the number (58) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5691217646208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7849720692000).

5691217646208 is an abundant number, since it is smaller than the sum of its proper divisors (10008223737792).

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

5691217646208 is a wasteful number, since it uses less digits than its factorization.

5691217646208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1988882 (or 1988870 counting only the distinct ones).

The product of its (nonzero) digits is 8709120, while the sum is 57.

The spelling of 5691217646208 in words is "five trillion, six hundred ninety-one billion, two hundred seventeen million, six hundred forty-six thousand, two hundred eight".