380561942771 has 2 divisors, whose sum is σ = 380561942772. Its totient is φ = 380561942770.

The previous prime is 380561942741. The next prime is 380561942779. The reversal of 380561942771 is 177249165083.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 380561942771 - 2³⁰ = 379488200947 is a prime.

It is not a weakly prime, because it can be changed into another prime (380561942779) 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 as a sum of consecutive naturals, namely, 190280971385 + 190280971386.

It is an arithmetic number, because the mean of its divisors is an integer number (190280971386).

It is a 1-persistent number, because it is pandigital, but 2⋅380561942771 = 761123885542 is not.

Almost surely, 2^380561942771 is an apocalyptic number.

380561942771 is a deficient number, since it is larger than the sum of its proper divisors (1).

380561942771 is an equidigital number, since it uses as much as digits as its factorization.

380561942771 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2540160, while the sum is 53.

The spelling of 380561942771 in words is "three hundred eighty billion, five hundred sixty-one million, nine hundred forty-two thousand, seven hundred seventy-one".