3217792785442 has 8 divisors (see below), whose sum is σ = 4929384692736. Its totient is φ = 1574664554532.

The previous prime is 3217792785391. The next prime is 3217792785443. The reversal of 3217792785442 is 2445872977123.

3217792785442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (3217792785443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17115918978 + ... + 17115919165.

It is an arithmetic number, because the mean of its divisors is an integer number (616173086592).

Almost surely, 2^{3217792785442} is an apocalyptic number.

3217792785442 is a deficient number, since it is larger than the sum of its proper divisors (1711591907294).

3217792785442 is a wasteful number, since it uses less digits than its factorization.

3217792785442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34231838192.

The product of its digits is 47416320, while the sum is 61.

The spelling of 3217792785442 in words is "three trillion, two hundred seventeen billion, seven hundred ninety-two million, seven hundred eighty-five thousand, four hundred forty-two".