320077144444543 has 2 divisors, whose sum is σ = 320077144444544. Its totient is φ = 320077144444542.

The previous prime is 320077144444487. The next prime is 320077144444579. The reversal of 320077144444543 is 345444441770023.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 320077144444543 - 2¹⁷ = 320077144313471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320077144444943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 160038572222271 + 160038572222272.

It is an arithmetic number, because the mean of its divisors is an integer number (160038572222272).

Almost surely, 2^{320077144444543} is an apocalyptic number.

320077144444543 is a deficient number, since it is larger than the sum of its proper divisors (1).

320077144444543 is an equidigital number, since it uses as much as digits as its factorization.

320077144444543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18063360, while the sum is 52.

The spelling of 320077144444543 in words is "three hundred twenty trillion, seventy-seven billion, one hundred forty-four million, four hundred forty-four thousand, five hundred forty-three".