243226338895 has 8 divisors (see below), whose sum is σ = 299760028704. Its totient is φ = 189322123104.

The previous prime is 243226338877. The next prime is 243226338919. The reversal of 243226338895 is 598833622342.

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

It is a cyclic number.

It is not a de Polignac number, because 243226338895 - 2¹⁷ = 243226207823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 657368299 + ... + 657368668.

It is an arithmetic number, because the mean of its divisors is an integer number (37470003588).

Almost surely, 2^243226338895 is an apocalyptic number.

243226338895 is a deficient number, since it is larger than the sum of its proper divisors (56533689809).

243226338895 is a wasteful number, since it uses less digits than its factorization.

243226338895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1314737009.

The product of its digits is 14929920, while the sum is 55.

The spelling of 243226338895 in words is "two hundred forty-three billion, two hundred twenty-six million, three hundred thirty-eight thousand, eight hundred ninety-five".