3208344161939 has 4 divisors (see below), whose sum is σ = 3666679042224. Its totient is φ = 2750009281656.

The previous prime is 3208344161879. The next prime is 3208344162031. The reversal of 3208344161939 is 9391614438023.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-3208344161939 is a prime.

It is a super-2 number, since 2×3208344161939² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3208344101939) 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, 229167440132 + ... + 229167440145.

It is an arithmetic number, because the mean of its divisors is an integer number (916669760556).

Almost surely, 2^{3208344161939} is an apocalyptic number.

3208344161939 is a deficient number, since it is larger than the sum of its proper divisors (458334880285).

3208344161939 is an equidigital number, since it uses as much as digits as its factorization.

3208344161939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458334880284.

The product of its (nonzero) digits is 3359232, while the sum is 53.

The spelling of 3208344161939 in words is "three trillion, two hundred eight billion, three hundred forty-four million, one hundred sixty-one thousand, nine hundred thirty-nine".