243331040004 has 24 divisors (see below), whose sum is σ = 611447229120. Its totient is φ = 74871089184.

The previous prime is 243331039969. The next prime is 243331040021. The reversal of 243331040004 is 400040133342.

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, 779907024 + ... + 779907335.

It is an arithmetic number, because the mean of its divisors is an integer number (25476967880).

Almost surely, 2^243331040004 is an apocalyptic number.

It is an amenable number.

243331040004 is an abundant number, since it is smaller than the sum of its proper divisors (368116189116).

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

243331040004 is a wasteful number, since it uses less digits than its factorization.

243331040004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559814379 (or 1559814377 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 243331040004 its reverse (400040133342), we get a palindrome (643371173346).

The spelling of 243331040004 in words is "two hundred forty-three billion, three hundred thirty-one million, forty thousand, four".