243916916798 has 8 divisors (see below), whose sum is σ = 373659957792. Its totient is φ = 119363597536.

The previous prime is 243916916783. The next prime is 243916916839. The reversal of 243916916798 is 897619619342.

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

It is a congruent number.

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, 1297430315 + ... + 1297430502.

It is an arithmetic number, because the mean of its divisors is an integer number (46707494724).

Almost surely, 2^243916916798 is an apocalyptic number.

243916916798 is a deficient number, since it is larger than the sum of its proper divisors (129743040994).

243916916798 is a wasteful number, since it uses less digits than its factorization.

243916916798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2594860866.

The product of its digits is 35271936, while the sum is 65.

The spelling of 243916916798 in words is "two hundred forty-three billion, nine hundred sixteen million, nine hundred sixteen thousand, seven hundred ninety-eight".