12743440052322 has 32 divisors (see below), whose sum is σ = 29395091088000. Its totient is φ = 3607579358208.

The previous prime is 12743440052281. The next prime is 12743440052327. The reversal of 12743440052322 is 22325004434721.

It is not an unprimeable number, because it can be changed into a prime (12743440052327) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1391808447 + ... + 1391817602.

It is an arithmetic number, because the mean of its divisors is an integer number (918596596500).

Almost surely, 2^{12743440052322} is an apocalyptic number.

12743440052322 is an abundant number, since it is smaller than the sum of its proper divisors (16651651035678).

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

12743440052322 is a wasteful number, since it uses less digits than its factorization.

12743440052322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783626170.

The product of its (nonzero) digits is 322560, while the sum is 39.

The spelling of 12743440052322 in words is "twelve trillion, seven hundred forty-three billion, four hundred forty million, fifty-two thousand, three hundred twenty-two".