329449085137 has 8 divisors (see below), whose sum is σ = 333060497000. Its totient is φ = 325842061824.

The previous prime is 329449085131. The next prime is 329449085153. The reversal of 329449085137 is 731580944923.

It can be written as a sum of positive squares in 4 ways, for example, as 8820215056 + 320628870081 = 93916^2 + 566241^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-329449085137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (329449085131) 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 7 ways as a sum of consecutive naturals, for example, 946062 + ... + 1246567.

It is an arithmetic number, because the mean of its divisors is an integer number (41632562125).

Almost surely, 2^329449085137 is an apocalyptic number.

It is an amenable number.

329449085137 is a deficient number, since it is larger than the sum of its proper divisors (3611411863).

329449085137 is a wasteful number, since it uses less digits than its factorization.

329449085137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2194275.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 329449085137 in words is "three hundred twenty-nine billion, four hundred forty-nine million, eighty-five thousand, one hundred thirty-seven".