329684969020 has 48 divisors (see below), whose sum is σ = 755386920288. Its totient is φ = 119868200960.

The previous prime is 329684969017. The next prime is 329684969021. The reversal of 329684969020 is 20969486923.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329684969021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1478292 + ... + 1686628.

It is an arithmetic number, because the mean of its divisors is an integer number (15737227506).

Almost surely, 2^329684969020 is an apocalyptic number.

It is an amenable number.

329684969020 is an abundant number, since it is smaller than the sum of its proper divisors (425701951268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

329684969020 is a wasteful number, since it uses less digits than its factorization.

329684969020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215550 (or 215548 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 58.

The spelling of 329684969020 in words is "three hundred twenty-nine billion, six hundred eighty-four million, nine hundred sixty-nine thousand, twenty".