344282789867 has 4 divisors (see below), whose sum is σ = 344304080400. Its totient is φ = 344261499336.

The previous prime is 344282789863. The next prime is 344282789881. The reversal of 344282789867 is 768987282443.

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 344282789867 - 2² = 344282789863 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 344282789797 and 344282789806.

It is not an unprimeable number, because it can be changed into a prime (344282789863) 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, 10620992 + ... + 10653357.

It is an arithmetic number, because the mean of its divisors is an integer number (86076020100).

Almost surely, 2^344282789867 is an apocalyptic number.

344282789867 is a deficient number, since it is larger than the sum of its proper divisors (21290533).

344282789867 is a wasteful number, since it uses less digits than its factorization.

344282789867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21290532.

The product of its digits is 260112384, while the sum is 68.

The spelling of 344282789867 in words is "three hundred forty-four billion, two hundred eighty-two million, seven hundred eighty-nine thousand, eight hundred sixty-seven".