344036630443 has 4 divisors (see below), whose sum is σ = 375312687768. Its totient is φ = 312760573120.

The previous prime is 344036630423. The next prime is 344036630459.

344036630443 is nontrivially palindromic in base 10.

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 344036630443 - 2³³ = 335446695851 is a prime.

It is a super-2 number, since 2×344036630443² (a number of 24 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 344036630396 and 344036630405.

It is not an unprimeable number, because it can be changed into a prime (344036630423) 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, 15638028646 + ... + 15638028667.

It is an arithmetic number, because the mean of its divisors is an integer number (93828171942).

Almost surely, 2^344036630443 is an apocalyptic number.

344036630443 is a deficient number, since it is larger than the sum of its proper divisors (31276057325).

344036630443 is a wasteful number, since it uses less digits than its factorization.

344036630443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31276057324.

The product of its (nonzero) digits is 746496, while the sum is 40.

It can be divided in two parts, 344036 and 630443, that added together give a palindrome (974479).

The spelling of 344036630443 in words is "three hundred forty-four billion, thirty-six million, six hundred thirty thousand, four hundred forty-three".