3398029288721 has 16 divisors (see below), whose sum is σ = 3597851463360. Its totient is φ = 3203755208640.

The previous prime is 3398029288697. The next prime is 3398029288729. The reversal of 3398029288721 is 1278829208933.

It is a cyclic number.

It is not a de Polignac number, because 3398029288721 - 2⁶ = 3398029288657 is a prime.

It is a Smith number, since the sum of its digits (62) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3398029288729) 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, 4675346 + ... + 5353028.

It is an arithmetic number, because the mean of its divisors is an integer number (224865716460).

Almost surely, 2^{3398029288721} is an apocalyptic number.

It is an amenable number.

3398029288721 is a deficient number, since it is larger than the sum of its proper divisors (199822174639).

3398029288721 is a wasteful number, since it uses less digits than its factorization.

3398029288721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681776.

The product of its (nonzero) digits is 20901888, while the sum is 62.

The spelling of 3398029288721 in words is "three trillion, three hundred ninety-eight billion, twenty-nine million, two hundred eighty-eight thousand, seven hundred twenty-one".