243444402414 has 96 divisors (see below), whose sum is σ = 548831462400. Its totient is φ = 77894429760.

The previous prime is 243444402389. The next prime is 243444402449. The reversal of 243444402414 is 414204444342.

It is a happy number.

243444402414 is a `hidden beast` number, since 243 + 4 + 4 + 4 + 402 + 4 + 1 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 102674649 + ... + 102677019.

It is an arithmetic number, because the mean of its divisors is an integer number (5716994400).

Almost surely, 2^243444402414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243444402414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (274415731200).

243444402414 is an abundant number, since it is smaller than the sum of its proper divisors (305387059986).

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

243444402414 is a wasteful number, since it uses less digits than its factorization.

243444402414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3470 (or 3467 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 36.

Adding to 243444402414 its reverse (414204444342), we get a palindrome (657648846756).

The spelling of 243444402414 in words is "two hundred forty-three billion, four hundred forty-four million, four hundred two thousand, four hundred fourteen".