344243324444505 has 32 divisors (see below), whose sum is σ = 583332441329664. Its totient is φ = 172754056390656.

The previous prime is 344243324444449. The next prime is 344243324444531. The reversal of 344243324444505 is 505444423342443.

It is not a de Polignac number, because 344243324444505 - 2¹⁶ = 344243324378969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 165341337 + ... + 167410406.

It is an arithmetic number, because the mean of its divisors is an integer number (18229138791552).

Almost surely, 2^{344243324444505} is an apocalyptic number.

It is an amenable number.

344243324444505 is a deficient number, since it is larger than the sum of its proper divisors (239089116885159).

344243324444505 is a wasteful number, since it uses less digits than its factorization.

344243324444505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332755825.

The product of its (nonzero) digits is 44236800, while the sum is 51.

Adding to 344243324444505 its reverse (505444423342443), we get a palindrome (849687747786948).

The spelling of 344243324444505 in words is "three hundred forty-four trillion, two hundred forty-three billion, three hundred twenty-four million, four hundred forty-four thousand, five hundred five".