3306681606613 has 64 divisors (see below), whose sum is σ = 4273769848320. Its totient is φ = 2485190400000.

The previous prime is 3306681606541. The next prime is 3306681606623. The reversal of 3306681606613 is 3166061866033.

It is not a de Polignac number, because 3306681606613 - 2¹³ = 3306681598421 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3306681606623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 472312113 + ... + 472319113.

It is an arithmetic number, because the mean of its divisors is an integer number (66777653880).

Almost surely, 2^{3306681606613} is an apocalyptic number.

It is an amenable number.

3306681606613 is a deficient number, since it is larger than the sum of its proper divisors (967088241707).

3306681606613 is an frugal number, since it uses more digits than its factorization.

3306681606613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7231 (or 7149 counting only the distinct ones).

The product of its (nonzero) digits is 1679616, while the sum is 49.

The spelling of 3306681606613 in words is "three trillion, three hundred six billion, six hundred eighty-one million, six hundred six thousand, six hundred thirteen".