2198033563647 has 8 divisors (see below), whose sum is σ = 3009919835056. Its totient is φ = 1425751500672.

The previous prime is 2198033563559. The next prime is 2198033563657. The reversal of 2198033563647 is 7463653308912.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2198033563647 - 2¹¹ = 2198033561599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2198033563657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9901051978 + ... + 9901052199.

It is an arithmetic number, because the mean of its divisors is an integer number (376239979382).

It is a 1-persistent number, because it is pandigital, but 2⋅2198033563647 = 4396067127294 is not.

Almost surely, 2^{2198033563647} is an apocalyptic number.

2198033563647 is a deficient number, since it is larger than the sum of its proper divisors (811886271409).

2198033563647 is a wasteful number, since it uses less digits than its factorization.

2198033563647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19802104217.

The product of its (nonzero) digits is 19595520, while the sum is 57.

The spelling of 2198033563647 in words is "two trillion, one hundred ninety-eight billion, thirty-three million, five hundred sixty-three thousand, six hundred forty-seven".