3209473306842 has 16 divisors (see below), whose sum is σ = 7002487215072. Its totient is φ = 972567668720.

The previous prime is 3209473306811. The next prime is 3209473306849. The reversal of 3209473306842 is 2486033749023.

It is not an unprimeable number, because it can be changed into a prime (3209473306849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24314191653 + ... + 24314191784.

It is an arithmetic number, because the mean of its divisors is an integer number (437655450942).

Almost surely, 2^{3209473306842} is an apocalyptic number.

3209473306842 is an abundant number, since it is smaller than the sum of its proper divisors (3793013908230).

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

3209473306842 is a wasteful number, since it uses less digits than its factorization.

3209473306842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48628383453.

The product of its (nonzero) digits is 5225472, while the sum is 51.

The spelling of 3209473306842 in words is "three trillion, two hundred nine billion, four hundred seventy-three million, three hundred six thousand, eight hundred forty-two".