6633840337664 has 108 divisors (see below), whose sum is σ = 14583013176816. Its totient is φ = 3005720745984.

The previous prime is 6633840337633. The next prime is 6633840337667. The reversal of 6633840337664 is 4667330483366.

It is not an unprimeable number, because it can be changed into a prime (6633840337667) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 565082 + ... + 3686054.

Almost surely, 2^{6633840337664} is an apocalyptic number.

6633840337664 is a gapful number since it is divisible by the number (64) 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 6633840337664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7291506588408).

6633840337664 is an abundant number, since it is smaller than the sum of its proper divisors (7949172839152).

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

6633840337664 is a wasteful number, since it uses less digits than its factorization.

6633840337664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3121050 (or 3121017 counting only the distinct ones).

The product of its (nonzero) digits is 94058496, while the sum is 59.

The spelling of 6633840337664 in words is "six trillion, six hundred thirty-three billion, eight hundred forty million, three hundred thirty-seven thousand, six hundred sixty-four".