344312344234123 has 4 divisors (see below), whose sum is σ = 344459423409568. Its totient is φ = 344165265058680.

The previous prime is 344312344234081. The next prime is 344312344234139. The reversal of 344312344234123 is 321432443213443.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344312344234123 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 344312344234123.

It is not an unprimeable number, because it can be changed into a prime (344312344234193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73539584211 + ... + 73539588892.

It is an arithmetic number, because the mean of its divisors is an integer number (86114855852392).

Almost surely, 2^{344312344234123} is an apocalyptic number.

344312344234123 is a deficient number, since it is larger than the sum of its proper divisors (147079175445).

344312344234123 is a wasteful number, since it uses less digits than its factorization.

344312344234123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147079175444.

The product of its digits is 1990656, while the sum is 43.

Adding to 344312344234123 its reverse (321432443213443), we get a palindrome (665744787447566).

The spelling of 344312344234123 in words is "three hundred forty-four trillion, three hundred twelve billion, three hundred forty-four million, two hundred thirty-four thousand, one hundred twenty-three".