344301421313391 has 4 divisors (see below), whose sum is σ = 459068561751192. Its totient is φ = 229534280875592.

The previous prime is 344301421313251. The next prime is 344301421313401. The reversal of 344301421313391 is 193313124103443.

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

It is a cyclic number.

It is not a de Polignac number, because 344301421313391 - 2¹⁷ = 344301421182319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344301421313791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57383570218896 + ... + 57383570218901.

It is an arithmetic number, because the mean of its divisors is an integer number (114767140437798).

Almost surely, 2^{344301421313391} is an apocalyptic number.

344301421313391 is a deficient number, since it is larger than the sum of its proper divisors (114767140437801).

344301421313391 is a wasteful number, since it uses less digits than its factorization.

344301421313391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114767140437800.

The product of its (nonzero) digits is 279936, while the sum is 42.

The spelling of 344301421313391 in words is "three hundred forty-four trillion, three hundred one billion, four hundred twenty-one million, three hundred thirteen thousand, three hundred ninety-one".