243371068704 has 144 divisors (see below), whose sum is σ = 731204772480. Its totient is φ = 76569960960.

The previous prime is 243371068679. The next prime is 243371068727. The reversal of 243371068704 is 407860173342.

It is a tau number, because it is divible by the number of its divisors (144).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 243371068704.

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, 1400854 + ... + 1564970.

It is an arithmetic number, because the mean of its divisors is an integer number (5077810920).

Almost surely, 2^243371068704 is an apocalyptic number.

243371068704 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 243371068704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365602386240).

243371068704 is an abundant number, since it is smaller than the sum of its proper divisors (487833703776).

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

243371068704 is a wasteful number, since it uses less digits than its factorization.

243371068704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164423 (or 164412 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 45.

The spelling of 243371068704 in words is "two hundred forty-three billion, three hundred seventy-one million, sixty-eight thousand, seven hundred four".