243222127848 has 96 divisors (see below), whose sum is σ = 762360019200. Its totient is φ = 68612379264.

The previous prime is 243222127807. The next prime is 243222127891. The reversal of 243222127848 is 848721222342.

It is a happy number.

243222127848 is a `hidden beast` number, since 2 + 4 + 322 + 212 + 78 + 48 = 666.

It is a super-2 number, since 2×243222127848² (a number of 24 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3014511 + ... + 3094142.

It is an arithmetic number, because the mean of its divisors is an integer number (7941250200).

Almost surely, 2^243222127848 is an apocalyptic number.

243222127848 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

243222127848 is an abundant number, since it is smaller than the sum of its proper divisors (519137891352).

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

243222127848 is a wasteful number, since it uses less digits than its factorization.

243222127848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6108751 (or 6108744 counting only the distinct ones).

The product of its digits is 688128, while the sum is 45.

The spelling of 243222127848 in words is "two hundred forty-three billion, two hundred twenty-two million, one hundred twenty-seven thousand, eight hundred forty-eight".