22448961718847 has 4 divisors (see below), whose sum is σ = 22666912803600. Its totient is φ = 22231010634096.

The previous prime is 22448961718831. The next prime is 22448961718853. The reversal of 22448961718847 is 74881716984422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22448961718847 - 2⁴ = 22448961718831 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 (22448961712847) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108975542222 + ... + 108975542427.

It is an arithmetic number, because the mean of its divisors is an integer number (5666728200900).

Almost surely, 2^{22448961718847} is an apocalyptic number.

22448961718847 is a deficient number, since it is larger than the sum of its proper divisors (217951084753).

22448961718847 is a wasteful number, since it uses less digits than its factorization.

22448961718847 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217951084752.

The product of its digits is 346816512, while the sum is 71.

The spelling of 22448961718847 in words is "twenty-two trillion, four hundred forty-eight billion, nine hundred sixty-one million, seven hundred eighteen thousand, eight hundred forty-seven".