344834426837 has 4 divisors (see below), whose sum is σ = 345163154700. Its totient is φ = 344505698976.

The previous prime is 344834426819. The next prime is 344834426843. The reversal of 344834426837 is 738624438443.

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 293253657841 + 51580768996 = 541529^2 + 227114^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344834426837 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 (344834426537) 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, 164362358 + ... + 164364455.

It is an arithmetic number, because the mean of its divisors is an integer number (86290788675).

Almost surely, 2^344834426837 is an apocalyptic number.

It is an amenable number.

344834426837 is a deficient number, since it is larger than the sum of its proper divisors (328727863).

344834426837 is a wasteful number, since it uses less digits than its factorization.

344834426837 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328727862.

The product of its digits is 37158912, while the sum is 56.

The spelling of 344834426837 in words is "three hundred forty-four billion, eight hundred thirty-four million, four hundred twenty-six thousand, eight hundred thirty-seven".