329939820479 has 2 divisors, whose sum is σ = 329939820480. Its totient is φ = 329939820478.

The previous prime is 329939820451. The next prime is 329939820487. The reversal of 329939820479 is 974028939923.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-329939820479 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (329939820079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164969910239 + 164969910240.

It is an arithmetic number, because the mean of its divisors is an integer number (164969910240).

Almost surely, 2^329939820479 is an apocalyptic number.

329939820479 is a deficient number, since it is larger than the sum of its proper divisors (1).

329939820479 is an equidigital number, since it uses as much as digits as its factorization.

329939820479 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52907904, while the sum is 65.

The spelling of 329939820479 in words is "three hundred twenty-nine billion, nine hundred thirty-nine million, eight hundred twenty thousand, four hundred seventy-nine".