344404200011 has 4 divisors (see below), whose sum is σ = 347954758872. Its totient is φ = 340853641152.

The previous prime is 344404200001. The next prime is 344404200029. The reversal of 344404200011 is 110002404443.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110002404443 = 285049 ⋅385907.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-344404200011 is a prime.

It is a super-2 number, since 2×344404200011² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 344404200011.

It is not an unprimeable number, because it can be changed into a prime (344404200001) 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, 1775279285 + ... + 1775279478.

It is an arithmetic number, because the mean of its divisors is an integer number (86988689718).

Almost surely, 2^344404200011 is an apocalyptic number.

344404200011 is a deficient number, since it is larger than the sum of its proper divisors (3550558861).

344404200011 is an equidigital number, since it uses as much as digits as its factorization.

344404200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3550558860.

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 344404200011 its reverse (110002404443), we get a palindrome (454406604454).

The spelling of 344404200011 in words is "three hundred forty-four billion, four hundred four million, two hundred thousand, eleven".