426664213341 has 4 divisors (see below), whose sum is σ = 568885617792. Its totient is φ = 284442808892.

The previous prime is 426664213337. The next prime is 426664213363. The reversal of 426664213341 is 143312466624.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 426664213341 - 2² = 426664213337 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426664213293 and 426664213302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426664233341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71110702221 + ... + 71110702226.

It is an arithmetic number, because the mean of its divisors is an integer number (142221404448).

Almost surely, 2^426664213341 is an apocalyptic number.

It is an amenable number.

426664213341 is a deficient number, since it is larger than the sum of its proper divisors (142221404451).

426664213341 is a wasteful number, since it uses less digits than its factorization.

426664213341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142221404450.

The product of its digits is 497664, while the sum is 42.

Adding to 426664213341 its reverse (143312466624), we get a palindrome (569976679965).

The spelling of 426664213341 in words is "four hundred twenty-six billion, six hundred sixty-four million, two hundred thirteen thousand, three hundred forty-one".