329349245893 has 2 divisors, whose sum is σ = 329349245894. Its totient is φ = 329349245892.

The previous prime is 329349245839. The next prime is 329349245909. The reversal of 329349245893 is 398542943923.

Together with previous prime (329349245839) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220117673889 + 109231572004 = 469167^2 + 330502^2 .

It is a cyclic number.

It is not a de Polignac number, because 329349245893 - 2¹⁷ = 329349114821 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (329349245993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164674622946 + 164674622947.

It is an arithmetic number, because the mean of its divisors is an integer number (164674622947).

Almost surely, 2^329349245893 is an apocalyptic number.

It is an amenable number.

329349245893 is a deficient number, since it is larger than the sum of its proper divisors (1).

329349245893 is an equidigital number, since it uses as much as digits as its factorization.

329349245893 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 50388480, while the sum is 61.

The spelling of 329349245893 in words is "three hundred twenty-nine billion, three hundred forty-nine million, two hundred forty-five thousand, eight hundred ninety-three".