1782782327842 has 8 divisors (see below), whose sum is σ = 2674515350016. Its totient is φ = 891277211172.

The previous prime is 1782782327839. The next prime is 1782782327863. The reversal of 1782782327842 is 2487232872871.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56956818 + ... + 56988109.

It is an arithmetic number, because the mean of its divisors is an integer number (334314418752).

Almost surely, 2^{1782782327842} is an apocalyptic number.

1782782327842 is a deficient number, since it is larger than the sum of its proper divisors (891733022174).

1782782327842 is a wasteful number, since it uses less digits than its factorization.

1782782327842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113952752.

The product of its digits is 33718272, while the sum is 61.

The spelling of 1782782327842 in words is "one trillion, seven hundred eighty-two billion, seven hundred eighty-two million, three hundred twenty-seven thousand, eight hundred forty-two".