344221543435 has 16 divisors (see below), whose sum is σ = 514991192832. Its totient is φ = 214579663200.

The previous prime is 344221543429. The next prime is 344221543447. The reversal of 344221543435 is 534345122443.

It is not a de Polignac number, because 344221543435 - 2²¹ = 344219446283 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 (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 447040581 + ... + 447041350.

It is an arithmetic number, because the mean of its divisors is an integer number (32186949552).

Almost surely, 2^344221543435 is an apocalyptic number.

344221543435 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

344221543435 is a deficient number, since it is larger than the sum of its proper divisors (170769649397).

344221543435 is a wasteful number, since it uses less digits than its factorization.

344221543435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894081954.

The product of its digits is 691200, while the sum is 40.

Adding to 344221543435 its reverse (534345122443), we get a palindrome (878566665878).

The spelling of 344221543435 in words is "three hundred forty-four billion, two hundred twenty-one million, five hundred forty-three thousand, four hundred thirty-five".