379646646971 has 2 divisors, whose sum is σ = 379646646972. Its totient is φ = 379646646970.

The previous prime is 379646646889. The next prime is 379646647021. The reversal of 379646646971 is 179646646973.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 379646646971 - 2¹⁰ = 379646645947 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (379646646371) 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, 189823323485 + 189823323486.

It is an arithmetic number, because the mean of its divisors is an integer number (189823323486).

Almost surely, 2^379646646971 is an apocalyptic number.

379646646971 is a deficient number, since it is larger than the sum of its proper divisors (1).

379646646971 is an equidigital number, since it uses as much as digits as its factorization.

379646646971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 246903552, while the sum is 68.

The spelling of 379646646971 in words is "three hundred seventy-nine billion, six hundred forty-six million, six hundred forty-six thousand, nine hundred seventy-one".