346244442643 has 4 divisors (see below), whose sum is σ = 377721210168. Its totient is φ = 314767675120.

The previous prime is 346244442641. The next prime is 346244442659.

346244442643 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 346244442643 - 2¹ = 346244442641 is a prime.

It is a super-2 number, since 2×346244442643² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 346244442593 and 346244442602.

It is not an unprimeable number, because it can be changed into a prime (346244442641) 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 3 ways as a sum of consecutive naturals, for example, 15738383746 + ... + 15738383767.

It is an arithmetic number, because the mean of its divisors is an integer number (94430302542).

Almost surely, 2^346244442643 is an apocalyptic number.

346244442643 is a deficient number, since it is larger than the sum of its proper divisors (31476767525).

346244442643 is a wasteful number, since it uses less digits than its factorization.

346244442643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31476767524.

The product of its digits is 5308416, while the sum is 46.

It can be divided in two parts, 346244 and 442643, that added together give a palindrome (788887).

The spelling of 346244442643 in words is "three hundred forty-six billion, two hundred forty-four million, four hundred forty-two thousand, six hundred forty-three".