243430005210 has 256 divisors, whose sum is σ = 730183680000. Its totient is φ = 51781669632.

The previous prime is 243430005197. The next prime is 243430005229. The reversal of 243430005210 is 12500034342.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 8742891 + ... + 8770689.

It is an arithmetic number, because the mean of its divisors is an integer number (2852280000).

Almost surely, 2^243430005210 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243430005210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365091840000).

243430005210 is an abundant number, since it is smaller than the sum of its proper divisors (486753674790).

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

243430005210 is a wasteful number, since it uses less digits than its factorization.

243430005210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27890 (or 27876 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 243430005210 its reverse (12500034342), we get a palindrome (255930039552).

The spelling of 243430005210 in words is "two hundred forty-three billion, four hundred thirty million, five thousand, two hundred ten".