344412442143220 has 48 divisors (see below), whose sum is σ = 789019444737216. Its totient is φ = 125240594400000.

The previous prime is 344412442143199. The next prime is 344412442143233. The reversal of 344412442143220 is 22341244214443.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106783195 + ... + 109961245.

It is an arithmetic number, because the mean of its divisors is an integer number (16437905098692).

Almost surely, 2^{344412442143220} is an apocalyptic number.

It is an amenable number.

344412442143220 is an abundant number, since it is smaller than the sum of its proper divisors (444607002593996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

344412442143220 is a wasteful number, since it uses less digits than its factorization.

344412442143220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3670672 (or 3670670 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 40.

Adding to 344412442143220 its reverse (22341244214443), we get a palindrome (366753686357663).

The spelling of 344412442143220 in words is "three hundred forty-four trillion, four hundred twelve billion, four hundred forty-two million, one hundred forty-three thousand, two hundred twenty".