344834517689 has 8 divisors (see below), whose sum is σ = 356048068608. Its totient is φ = 333626582880.

The previous prime is 344834517659. The next prime is 344834517697. The reversal of 344834517689 is 986715438443.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 344834517689 - 2²⁴ = 344817740473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (344834517659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1279052 + ... + 1525005.

It is an arithmetic number, because the mean of its divisors is an integer number (44506008576).

Almost surely, 2^344834517689 is an apocalyptic number.

It is an amenable number.

344834517689 is a deficient number, since it is larger than the sum of its proper divisors (11213550919).

344834517689 is a wasteful number, since it uses less digits than its factorization.

344834517689 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808055.

The product of its digits is 69672960, while the sum is 62.

The spelling of 344834517689 in words is "three hundred forty-four billion, eight hundred thirty-four million, five hundred seventeen thousand, six hundred eighty-nine".