320043334310149 has 2 divisors, whose sum is σ = 320043334310150. Its totient is φ = 320043334310148.

The previous prime is 320043334310057. The next prime is 320043334310201. The reversal of 320043334310149 is 941013433340023.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 266420154153924 + 53623180156225 = 16322382^2 + 7322785^2 .

It is a cyclic number.

It is not a de Polignac number, because 320043334310149 - 2²⁹ = 320042797439237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (320043334310549) 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, 160021667155074 + 160021667155075.

It is an arithmetic number, because the mean of its divisors is an integer number (160021667155075).

Almost surely, 2^{320043334310149} is an apocalyptic number.

It is an amenable number.

320043334310149 is a deficient number, since it is larger than the sum of its proper divisors (1).

320043334310149 is an equidigital number, since it uses as much as digits as its factorization.

320043334310149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 279936, while the sum is 40.

The spelling of 320043334310149 in words is "three hundred twenty trillion, forty-three billion, three hundred thirty-four million, three hundred ten thousand, one hundred forty-nine".