329768120047 has 2 divisors, whose sum is σ = 329768120048. Its totient is φ = 329768120046.

The previous prime is 329768119997. The next prime is 329768120057. The reversal of 329768120047 is 740021867923.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-329768120047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (329768120057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164884060023 + 164884060024.

It is an arithmetic number, because the mean of its divisors is an integer number (164884060024).

Almost surely, 2^329768120047 is an apocalyptic number.

329768120047 is a deficient number, since it is larger than the sum of its proper divisors (1).

329768120047 is an equidigital number, since it uses as much as digits as its factorization.

329768120047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1016064, while the sum is 49.

The spelling of 329768120047 in words is "three hundred twenty-nine billion, seven hundred sixty-eight million, one hundred twenty thousand, forty-seven".