4817218773792 has 24 divisors (see below), whose sum is σ = 12645199281456. Its totient is φ = 1605739591232.

The previous prime is 4817218773779. The next prime is 4817218773817. The reversal of 4817218773792 is 2973778127184.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25089681018 + ... + 25089681209.

It is an arithmetic number, because the mean of its divisors is an integer number (526883303394).

Almost surely, 2^{4817218773792} is an apocalyptic number.

It is an amenable number.

4817218773792 is an abundant number, since it is smaller than the sum of its proper divisors (7827980507664).

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

4817218773792 is a wasteful number, since it uses less digits than its factorization.

4817218773792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50179362240 (or 50179362232 counting only the distinct ones).

The product of its digits is 66382848, while the sum is 66.

The spelling of 4817218773792 in words is "four trillion, eight hundred seventeen billion, two hundred eighteen million, seven hundred seventy-three thousand, seven hundred ninety-two".