344226312561 has 16 divisors (see below), whose sum is σ = 482869876608. Its totient is φ = 217836028800.

The previous prime is 344226312497. The next prime is 344226312583. The reversal of 344226312561 is 165213622443.

It is not a de Polignac number, because 344226312561 - 2⁶ = 344226312497 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (344226312161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37814205 + ... + 37823306.

It is an arithmetic number, because the mean of its divisors is an integer number (30179367288).

Almost surely, 2^344226312561 is an apocalyptic number.

It is an amenable number.

344226312561 is a deficient number, since it is larger than the sum of its proper divisors (138643564047).

344226312561 is a wasteful number, since it uses less digits than its factorization.

344226312561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75637592.

The product of its digits is 207360, while the sum is 39.

The spelling of 344226312561 in words is "three hundred forty-four billion, two hundred twenty-six million, three hundred twelve thousand, five hundred sixty-one".