344312320143311 has 16 divisors (see below), whose sum is σ = 405274346765568. Its totient is φ = 289481676249600.

The previous prime is 344312320143263. The next prime is 344312320143353. The reversal of 344312320143311 is 113341023213443.

It is a cyclic number.

It is not a de Polignac number, because 344312320143311 - 2⁴² = 339914273632207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344312320143371) 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, 25128610880 + ... + 25128624581.

It is an arithmetic number, because the mean of its divisors is an integer number (25329646672848).

Almost surely, 2^{344312320143311} is an apocalyptic number.

344312320143311 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

344312320143311 is a deficient number, since it is larger than the sum of its proper divisors (60962026622257).

344312320143311 is a wasteful number, since it uses less digits than its factorization.

344312320143311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50257235522.

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 344312320143311 its reverse (113341023213443), we get a palindrome (457653343356754).

The spelling of 344312320143311 in words is "three hundred forty-four trillion, three hundred twelve billion, three hundred twenty million, one hundred forty-three thousand, three hundred eleven".