330938068195729 has 4 divisors (see below), whose sum is σ = 330938105403060. Its totient is φ = 330938030988400.

The previous prime is 330938068195687. The next prime is 330938068195733. The reversal of 330938068195729 is 927591860839033.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 107099006788225 + 223839061407504 = 10348865^2 + 14961252^2 .

It is a cyclic number.

It is not a de Polignac number, because 330938068195729 - 2¹³ = 330938068187537 is a prime.

It is a super-3 number, since 3×330938068195729³ (a number of 45 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (330938068195789) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3461787 + ... + 25958815.

It is an arithmetic number, because the mean of its divisors is an integer number (82734526350765).

Almost surely, 2^{330938068195729} is an apocalyptic number.

It is an amenable number.

330938068195729 is a deficient number, since it is larger than the sum of its proper divisors (37207331).

330938068195729 is a wasteful number, since it uses less digits than its factorization.

330938068195729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37207330.

The product of its (nonzero) digits is 529079040, while the sum is 73.

The spelling of 330938068195729 in words is "three hundred thirty trillion, nine hundred thirty-eight billion, sixty-eight million, one hundred ninety-five thousand, seven hundred twenty-nine".