344040255005 has 4 divisors (see below), whose sum is σ = 412848306012. Its totient is φ = 275232204000.

The previous prime is 344040254983. The next prime is 344040255049. The reversal of 344040255005 is 500552040443.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 263280845881 + 80759409124 = 513109^2 + 284182^2 .

It is not a de Polignac number, because 344040255005 - 2¹⁰ = 344040253981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34404025496 + ... + 34404025505.

It is an arithmetic number, because the mean of its divisors is an integer number (103212076503).

Almost surely, 2^344040255005 is an apocalyptic number.

It is an amenable number.

344040255005 is a deficient number, since it is larger than the sum of its proper divisors (68808051007).

344040255005 is an equidigital number, since it uses as much as digits as its factorization.

344040255005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68808051006.

The product of its (nonzero) digits is 48000, while the sum is 32.

Adding to 344040255005 its reverse (500552040443), we get a palindrome (844592295448).

The spelling of 344040255005 in words is "three hundred forty-four billion, forty million, two hundred fifty-five thousand, five".