2381794859617 has 2 divisors, whose sum is σ = 2381794859618. Its totient is φ = 2381794859616.

The previous prime is 2381794859581. The next prime is 2381794859627. The reversal of 2381794859617 is 7169584971832.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2380234925601 + 1559934016 = 1542801^2 + 39496^2 .

It is a cyclic number.

It is not a de Polignac number, because 2381794859617 - 2¹⁵ = 2381794826849 is a prime.

It is not a weakly prime, because it can be changed into another prime (2381794859627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1190897429808 + 1190897429809.

It is an arithmetic number, because the mean of its divisors is an integer number (1190897429809).

Almost surely, 2^{2381794859617} is an apocalyptic number.

It is an amenable number.

2381794859617 is a deficient number, since it is larger than the sum of its proper divisors (1).

2381794859617 is an equidigital number, since it uses as much as digits as its factorization.

2381794859617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 182891520, while the sum is 70.

The spelling of 2381794859617 in words is "two trillion, three hundred eighty-one billion, seven hundred ninety-four million, eight hundred fifty-nine thousand, six hundred seventeen".