344641366225 has 54 divisors (see below), whose sum is σ = 488397204306. Its totient is φ = 241108358400.

The previous prime is 344641366217. The next prime is 344641366241. The reversal of 344641366225 is 522663146443.

It is a happy number.

It can be written as a sum of positive squares in 9 ways, for example, as 311779290384 + 32862075841 = 558372^2 + 181279^2 .

It is not a de Polignac number, because 344641366225 - 2³ = 344641366217 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 53 ways as a sum of consecutive naturals, for example, 1412245 + ... + 1638205.

Almost surely, 2^344641366225 is an apocalyptic number.

It is an amenable number.

344641366225 is a deficient number, since it is larger than the sum of its proper divisors (143755838081).

344641366225 is a wasteful number, since it uses less digits than its factorization.

344641366225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226035 (or 225998 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 46.

The spelling of 344641366225 in words is "three hundred forty-four billion, six hundred forty-one million, three hundred sixty-six thousand, two hundred twenty-five".