329396728706 has 12 divisors (see below), whose sum is σ = 510547794246. Its totient is φ = 159385512960.

The previous prime is 329396728699. The next prime is 329396728757. The reversal of 329396728706 is 607827693923.

It can be written as a sum of positive squares in only one way, i.e., 257242710481 + 72154018225 = 507191^2 + 268615^2 .

It is a Harshad number since it is a multiple of its sum of digits (62).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 85689215 + ... + 85693058.

Almost surely, 2^329396728706 is an apocalyptic number.

329396728706 is a deficient number, since it is larger than the sum of its proper divisors (181151065540).

329396728706 is a wasteful number, since it uses less digits than its factorization.

329396728706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171382337 (or 171382306 counting only the distinct ones).

The product of its (nonzero) digits is 41150592, while the sum is 62.

The spelling of 329396728706 in words is "three hundred twenty-nine billion, three hundred ninety-six million, seven hundred twenty-eight thousand, seven hundred six".