320145552299 has 2 divisors, whose sum is σ = 320145552300. Its totient is φ = 320145552298.

The previous prime is 320145552283. The next prime is 320145552317. The reversal of 320145552299 is 992255541023.

It is a weak prime.

It is an emirp because it is prime and its reverse (992255541023) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 320145552299 - 2⁴ = 320145552283 is a prime.

It is not a weakly prime, because it can be changed into another prime (320145552269) 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, 160072776149 + 160072776150.

It is an arithmetic number, because the mean of its divisors is an integer number (160072776150).

Almost surely, 2^320145552299 is an apocalyptic number.

320145552299 is a deficient number, since it is larger than the sum of its proper divisors (1).

320145552299 is an equidigital number, since it uses as much as digits as its factorization.

320145552299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972000, while the sum is 47.

The spelling of 320145552299 in words is "three hundred twenty billion, one hundred forty-five million, five hundred fifty-two thousand, two hundred ninety-nine".