3319644208641 has 4 divisors (see below), whose sum is σ = 4426192278192. Its totient is φ = 2213096139092.

The previous prime is 3319644208627. The next prime is 3319644208663. The reversal of 3319644208641 is 1468024469133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3319644208641 - 2¹⁴ = 3319644192257 is a prime.

It is a super-2 number, since 2×3319644208641² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3319644208691) 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 3 ways as a sum of consecutive naturals, for example, 553274034771 + ... + 553274034776.

It is an arithmetic number, because the mean of its divisors is an integer number (1106548069548).

Almost surely, 2^{3319644208641} is an apocalyptic number.

It is an amenable number.

3319644208641 is a deficient number, since it is larger than the sum of its proper divisors (1106548069551).

3319644208641 is a wasteful number, since it uses less digits than its factorization.

3319644208641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106548069550.

The product of its (nonzero) digits is 2985984, while the sum is 51.

The spelling of 3319644208641 in words is "three trillion, three hundred nineteen billion, six hundred forty-four million, two hundred eight thousand, six hundred forty-one".