243444201200 has 60 divisors (see below), whose sum is σ = 585003068568. Its totient is φ = 97356307200.

The previous prime is 243444201199. The next prime is 243444201223. The reversal of 243444201200 is 2102444342.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 243444201200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1824770 + ... + 1953630.

Almost surely, 2^243444201200 is an apocalyptic number.

243444201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

243444201200 is an abundant number, since it is smaller than the sum of its proper divisors (341558867368).

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

243444201200 is a wasteful number, since it uses less digits than its factorization.

243444201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133602 (or 133591 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 243444201200 its reverse (2102444342), we get a palindrome (245546645542).

The spelling of 243444201200 in words is "two hundred forty-three billion, four hundred forty-four million, two hundred one thousand, two hundred".