344434220013 has 8 divisors (see below), whose sum is σ = 494572213408. Its totient is φ = 211959519984.

The previous prime is 344434219999. The next prime is 344434220027. The reversal of 344434220013 is 310022434443.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (344434219999) and next prime (344434220027).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 344434220013 - 2⁶ = 344434219949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344434200013) 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 7 ways as a sum of consecutive naturals, for example, 4415823295 + ... + 4415823372.

It is an arithmetic number, because the mean of its divisors is an integer number (61821526676).

Almost surely, 2^344434220013 is an apocalyptic number.

It is an amenable number.

344434220013 is a deficient number, since it is larger than the sum of its proper divisors (150137993395).

344434220013 is a wasteful number, since it uses less digits than its factorization.

344434220013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8831646683.

The product of its (nonzero) digits is 27648, while the sum is 30.

Adding to 344434220013 its reverse (310022434443), we get a palindrome (654456654456).

The spelling of 344434220013 in words is "three hundred forty-four billion, four hundred thirty-four million, two hundred twenty thousand, thirteen".