1782675831379 has 2 divisors, whose sum is σ = 1782675831380. Its totient is φ = 1782675831378.

The previous prime is 1782675831367. The next prime is 1782675831401. The reversal of 1782675831379 is 9731385762871.

It is a weak prime.

It is an emirp because it is prime and its reverse (9731385762871) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1782675831379 - 2⁵ = 1782675831347 is a prime.

It is not a weakly prime, because it can be changed into another prime (1782675831779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 891337915689 + 891337915690.

It is an arithmetic number, because the mean of its divisors is an integer number (891337915690).

Almost surely, 2^{1782675831379} is an apocalyptic number.

1782675831379 is a deficient number, since it is larger than the sum of its proper divisors (1).

1782675831379 is an equidigital number, since it uses as much as digits as its factorization.

1782675831379 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 106686720, while the sum is 67.

The spelling of 1782675831379 in words is "one trillion, seven hundred eighty-two billion, six hundred seventy-five million, eight hundred thirty-one thousand, three hundred seventy-nine".